Multiplex System - Electrical Schematics

M U L T I P L E X

94 08/03

A1 A2 B3 B2

D1 D3 D2

PMS

C1

B1

D4 B4

IO-90818R003A

COMMUNICATION RING DIAGRAM

13-46372R004A

PLC POWER

96 09/03

LOW FLUID (TRANS) STEP WELL HEATER TRANS. TEMP LOW AIR (FRT. DOOR)

AID PASSENGER

HIGH VOLTAGE 24V SYSTEM COMM FAULT

RIGHT TURN CHECK 12V SYSTEM

HEATED MIRRORS

13-41361-027

TYPE 'B' CABLE

WARNING-INTERLOCK DEACTIVATED

CHECK TRANS. (DO NOT SHIFT)

BOOST PUMP SIGNAL

REAR BRAKE SWITCH NEUTRAL SIGNAL

FLOOR HEATER ENABLE HOT ENGINE

ALTERNATOR ENABLE

FRONT DOOR FULLY OPEN FRONT DOOR FULLY CLOSED

24 24 24 LOW HYDRAULIC FLUID 24

TOUCH BAR (N/A) HIGH BEAM

REAR RUN SWITCH

INTERNAL LAMP, REAR FRONT BRAKE SWITCH IN-A2-20

RAMP IN MOTION

HEATED MIRROR IN-A2-18

LOW AIR RAISE KNEEL

BATT SWITCH CRIME

INTERNAL LAMP, ALL BOOSTER PUMP

FRONT DOOR OPEN SENSOR POWER ENABLE

C1 #71

DOOR LIGHT RAMP/KNEEL LIGHT RAMP/KNEEL BEEPER SPARE 24V

EXIT DOOR DUMP VALVE REAR DOOR UNLATCH SOL.

EXIT DOOR UNLATCHED EXIT DOOR SENSITIVE EDGE EXIT DOOR OPEN

REAR DOOR OPEN SOL. N/A 19 PARK POSITION/MARKERS

MARKER LIGHTS PANEL LIGHTS

FRONT STEPWELL HEATER C.S. PWM LOW BEAM S.S PWM LOW BEAM STOP REQUEST LIGHT

LEFT TURN RIGHT TURN

S.S. HIGH BEAM C.S. HIGH BEAM

13-41361-031

FRONT DOOR ACTIVE REAR DOOR ACTIVE

B4 #75

22 HAZARD

13 LEFT TURN

DOOR OPEN IGNITION AT ALL RIGHT TURN FRONT DOOR LIGHT

NIGHT RUN DAY RUN 1 12V

PARKING BRAKE ON

FAST IDLE SWITCH DIAGNOSTIC REQUEST LOW AIR FRONT DOOR

VENT HIGH CHIME SINGLE

HEAT HIGH HEAT LOW VENT LOW CHIME

COOL IN-A2-3

OVER RAISE RAMP ENABLE

13-41361-030 A2 #66

43 19 PARK BRAKE

DOOR ALARM SPEED SWITCH

FAST IDLE SPARE

STOP ENGINE (509)

WAIT TO START ATC-LT

LOW FLUID (HYDRAULIC) LOW AIR (BRAKES)

CHECK ENGINE (419) SPEED INDICATION LOW 24V(VANNER) EM70 BATTERY BALANCE RETARDER INDICATION (125)

LOW FUEL EPL REVERSE

STARTER TEMP CHECK TRANS. LAMP

TRANS. TEMP LIGHT

BATTERY-HI (CHARGE DISABLE) ENG BRAKE

THROTTLE INTERLOCK RETARDER REQUEST

DIA REQUEST

NEUTRAL TO RANGE INHIBIT

TRANS BRAKE

13-41361-026

LOW VOLTAGE 24V SYSTEM

13-41361-028 D1 #72

ABS LAMP 8

24V HEAT

A/C RUN 48

47 44 45

46 FIRE

LOW COOLANT STOP ENGINE CHECK ENGINE ENGINE MAINT

13-49324F000

LIFT SAFETY DISABLE BIKE RACK DEPLOYED LEFT TURN SIGNAL

LOW OIL (ENGINE)

ANTI-LOCK REAR IGNITION COOLANT TEMP

EXIT DOOR

"WAIT TO START"

"STOP REQUEST"

RETARDER APPLIED TRACTION CONTROL RETARDER DISABLED 9

HIGH BEAM A/C STOP CHIME

NO CHARGE

BRAKES LOW FUEL 25

26 FAST IDLE

SEAT BELT KNEEL

B1 #68

EM70 FAILURE

24 24 SPARE

13-41361-028

BRAKE INTERLOCK ON DESTINATION SIGN POWER INTERIOR LIGHT CURBSIDE CHIME-2 (AID)

INTERIOR LIGHT FRONT ROW INTERIOR LIGHT STREETSIDE SIGN GLAZING/HEATED MIRRORS

INTERLOCK DISABLE

PULL CORD 1 (AID PASSENGER) PULL CORD (STOP REQUEST)

EXT POWER SUPPLY

HYDRAULIC OIL PROBE POWER

STARTER ENGAGED BRAKE LAMPS SPARE 12V REVERSE LAMPS TAIL LIGHTS SIGNAL

A/C FAILURE

CHARGE

OIL PRESSURE SWITCH RIGHT TURN SIGNAL

13 LEFT TURN SIGNAL

12V

2 12V

D3 #74 13-41361-028

INTERIOR LAMP SS WATER VALVE WEB RUN

A/C BOOST PUMP REQUEST INTERIOR LAMP CS

PASS HEATER

START REQUEST 13

21 SPARE

SPARE ENGINE RUN 10 POWER PLUS

13-41361-028

START SOLENOID

D4 #76

RAMP ENABLE CHIME-1(STOP)

13-41361-028

LOW AIR ON BRAKES BUZZER

EXTERNAL LIGHT TEST

B2 #69

SPARE 24V

24V

RETARDER SWITCH SEAT BELT SWITCH

LIGHT BAR PUSH TEST

RETARDER SWITCH

IO-72594R001A

MULTIPLEX SYSTEM INPUTS & OUTPUTS

MULTIPLEX SYSTEM LADDER DIAGRAM

B1-F05

FIRE FLAG

0.5S OFF FLASH 0.5S ON 0.5S OFF

FLASH 0.5S ON

B1-F05

FIRE FLAG

A1-1 LEFT TURN

A1-2

A1-3 GROUND LIGHT

RIGHT TURN FRONT DOOR

EXT LT TEST FLAG A1-F07 FRONT DOOR SW.

NIGHT RUN

PARK/MARKER

MOTOR STARTER

D3-18 A1-19

EXT LT TEST A1-F07

FLAG

FLASH 0.3S ON 0.3S OFF TEST

EXT. LT.

A1-22 SW.

RIGHT TURN

HAZARD

A1-F07 A1-20

A1-23 A1-18

D3-18

MOTOR STARTER

A1-F07

EXT LT TEST FLAG TEST EXT. LT.

A1-F07

LEFT TURN

A1-22 SW.

A1-21

HAZARD

FLASH 0.7S ON 0.7S OFF

A1 #64

IO-72594R002A

, 1 OF 26

98 09/03

MULTIPLEX SYSTEM LADDER DIAGRAM, 2 OF 26

IO-72594R002A

IGN ALL FLAG

PARK BRAKE

A1-F06 A2-7

A1-18

NIGHT RUN

PARK A1-19 EXIT DOOR SW FRONT DOOR SW

A1-24

A1-17

DAY RUN DISABLE

A1-23 DISABLE

(ALL POSITION)

EXT LT TEST IGN ALL FLAG

TURN ON EXT LIGHTS

TEST SW

EXT LT TEST A1-F07

FLAG

1.5 MIN

FLAG

B2-17 A1-F07

A1-F06 DOOR OPEN

A1-8 IGN. SWITCH

A1-6 SPARE

A1-7 A1-4 SPARE

DISABLE

SPARE A1-4

B3-24

FIRE A1-21

B3-17 A1-22

A2-23 A1-17

A1-17 REAR RUN LEFT TURN

TEST

DAY RUN LT. BAR HAZARD

REAR RUN DAY RUN

A2-23

B1-2

LT.BAR REM. CTL. FLAG REF. B2 PP.13

D1-15

B2-F08 STOP ENGINE

EPL

D2-17 BIKE RACK

B2-F08

D1-16

CHECK ENGINE B2-F08

STOP ENGINE B1-5

ENGINE MAINT B1-4

BIKE RACK DEPLOYED

CHECK ENGINE B1-3

A1-22 A1-21

LEFT TURN

LIGHT BAR B1-67, B1-68

HAZARD B1-F05 FIRE FLAG

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

D3-18

STARTER MOTOR

DISABLE (A2-1) EXT. LT.

FLAG A1-F07 TEST A1-F07

EXT. LT. 0.5S OFF

FLASH 0.5S ON

FLASH 0.7S OFF

0.7S ON

LEFT TURN B1-1

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

D1-10

WIF

LT.BAR REM. CTL. FLAG REF. B2 PP.13

IO-72594R002A

MULTIPLEX SYSTEM LADDER DIAGRAM, 3 OF 26

100 09/03

0.5S FLASH

LT. BAR REM. CTL. FLAG REF. B2 PP.13

0.5S FLASH LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

B2-F08 REF B2-2 STOP REQ FLAG

B2-F02 B2-F08

HOT ENGINE

REAR RUN SW.

B2-F08 A2-23 B2-F08

LT.BAR REM. CTL. FLAG REF. B2 PP.13

D1-21 D2-18

FLASHER 0.5S FLASH A2-23

REAR RUN DAY RUN

A1-17

B2-F08

A2-2

RAMP ENABLE B2-F08

DISABLE

B2-F08 D3-20

LOW ENGINE OIL PRESS

B1-13

STOP REQUEST (HOT ENGINE) COOLANT TEMP.

B1-10

REAR IGNITION

B1-12 (N/A)

WAIT TO START B1-11

B1-7 RAMP

LOW COOLANT B1-8

BLANK B1-9 ENGINE LOW OIL B1-6

WAIT TO START

LT.BAR REM. CTL. FLAG REF. B2 PP.13

MULTIPLEX SYSTEM LADDER DIAGRAM, 4 OF 26

IO-72594R002A

DAY RUN

REAR RUN A2-23

A1-17

RETARDER

LT.BAR REM. CTL. FLAG REF. B2 PP.13 LOW 24V

EM70 FAILURE B2-F08 D3-24

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 EXIT DOOR UNLATCH RETARDER INDICATION

LT.BAR REM. CTL. FLAG REF. B2 PP.13 PARK BRAKE ON

A2-7

B2-F08

D1-18 B2-F08

B2-F08 C1-22

LOW VOLTAGE 24VDC SYSTEM

EXIT DOOR

PARK BRAKE B1-19

B1-20 APPLIED

B1-18 LT.BAR REM. CTL. FLAG REF. B2 PP.13

RETARDER SWITCH

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

D1-20 ATC D1-22 B2-F08

ABS LAMP DRIVER B2-F08

D2-23 D3-19

RETARDER

B1-17 CONTROL TRACTION B1-16 DISABLE

B1-15 ANTILOCK B1-14

MULTIPLEX SYSTEM LADDER DIAGRAM, 5 OF 26

IO-72594R002A

102 09/03

LOW HYD FLUIDM CUT OFF DELAY FLG REF , PP 20

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 LT.BAR REM. CTL. FLAG REF. B2 PP.13

B2-F08 B2-F08

FAST IDLE HOLD

D1-7

LOW HYDRAULIC FLUID

B2-F08 D1-F05

B2-6

ZERO SPEED INDICATION

EXIT DOOR SEN EDGE LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 LT.BAR REM. CTL. FLAG REF. B2 PP.13 DAY RUN

REAR RUN A2-23

A1-17

A2-31

LOW AIR SWITCH

D1-24 B2-F08 B2-F08

B2-F08 C1-19 D1-17

KNEEL

FAST IDLE B1-26 (HYD)

B1-25 SPEED SWITCH

LOW FLUID B1-24

LOW AIR (BRAKE) B1-23 DOOR ALARM B1-22 B1-21

MULTIPLEX SYSTEM LADDER DIAGRAM, 6 OF 26

IO-72594R002A

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LOW FLUID(N/A) W/C REQ FLAG

B2-F08

LT.BAR REM. CTL. FLAG REF. B2 PP.13 LOW AIR(FR DR)

LT.BAR REM. CTL. FLAG REF. B2 PP.13

REF B3-1, PP14 B2-F08

A1-F06

B2-F08 B2-F08 B2-F08 TRANS TEMP

LT.BAR REM. CTL. FLAG REF. B2 PP.13 LT.BAR REM. CTL. FLAG REF. B2 PP.13 A2-23

DAY RUN A1-17

REAR RUN

AID PASSENGER

B2-F08 DISABLE DISABLE B3-F01

B1-31 LOW FLUID (TRANS)

STEPWELL B1-32

HEATER B1-30 OFF 0.5 SEC.

ON 0.5 SEC.

ON 5 TIME

IGN. ALL A2-4 D1-13

(FRONT DOOR)

SEAT BELT B1-29 TRANS TEMP B1-27

LOW AIR B1-28

A2-7

PARK BRAKE

A2-1

SEAT BELT NEUTRAL

D2-20

0.5S FLASH

MULTIPLEX SYSTEM LADDER DIAGRAM, 7 OF 26

IO-72594R002A

104 09/03

STARTER

AC STOP

LIGHT BAR

INTERLOCK B1-36

DISABLE

B1-37 HIGH BEAM

LOW FUEL B1-38

NO CHARGE B1-39 INTERLOCK DISABLE SW

B2-F08

B4-5

HIGH BEAM B2-F08

B2-F08 LOW FUEL

D1-23

D3-23

CHARGE B2-F08

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 STARTER ENGAGED

B2-F08 D3-18

D3-17

A/C FAIL B2-F08

B2-17

LT.BAR PUSH TO TEST LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13

B3-18 DAY RUN

A1-17 A2-23

DAY RUN

REAR RUN A1-17

TIMER ON 0.03S OFF 0.97S

ON 0.03S OFF 0.97S

5 TIMES

CHIME, B1-35

B1-34 B1-33

D2-20

NEUTRAL A2-7

PARK BRAKE

A2-1

SEAT BELT

MULTIPLEX SYSTEM LADDER DIAGRAM, 8 OF 26

IO-72594R002A

MULTIPLEX SYSTEM LADDER DIAGRAM, 9 OF 26

LT.BAR REM. CTL. FLAG REF. B2 PP.13 REAR BRAKE SW.

RETARDER APPLIED LT.BAR REM. CTL. FLAG REF. B2 PP.13

T2 ( 0 - 15) BRAKE INTERLOCK

LT.BAR REM. CTL. FLAG REF. B2 PP.13

EM70 BATT BALANCE

LT.BAR REM. CTL. FLAG REF. B2 PP.13 D3-24

EM-70 FAIL D1-19

B2-F08 COMM FAIL

B2-F08 D1-11

REAR RUN DAY RUN

A2-23

B2-F08 STOP BRAKE SW.

B3-6

A2-24 CHECK TRANS

B2-F08

D2-24 D1-20 A1-17

B1-43 CHECK 12V SYSTEM COMM FAULT B1-42 B1-40 CHECK TRANS

B1-41 BRAKE

IO-72594R002A

106 09/03

MULTIPLEX SYSTEM LADDER DIAGRAM, 10 OF 26

A1-20 B3-24

DAY RUN

REAR RUN LT. BAR HAZARD RIGHT TURN

A1-17

A2-23 A1-22

B3-17

A2-23 A1-17

REAR RUN DAY RUN TEST FIRE

LT. BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

OVER VOLTAGE DETECTION EM-70 FAIL

D1-14

DETECT EM70 OVER VOLTAGE

LATCH REF. D2 PP. 23 D2-F02

B3-24

FIRE FLAG B2-F08

FIRE

B1-F05

D3-24

B3-24

FIRE B1-F05

FIRE FLAG

24VDC SYSTEM B1-47/23 HI-VOLTAGE

FIRE FLAG B1-46 FIRE

B1-F05 RIGHT TURN

B1-F05

FIRE FLAG HAZARD

LT.BAR REM. CTL. FLAG REF. B2 PP.13

LT.BAR REM. CTL. FLAG REF. B2 PP.13 B2-F08

B3-4

HEATED MIRROR B2-F08

EXT. LT.

FLAG A1-F07 MOTOR

STARTER D3-18

EXT. LT.

TEST A1-F07

A1-22 A1-20

0.3S OFF FLASH 0.3S ON

HEATED MIRRORS B1-45

0.5S OFF FLASH 0.5S ON

RIGHT TURN B1-44

IO-72594R002A

10 S WARBLER ENABLE FLG STOP CHIME HOT TRANS OIL

SENS. EDGE EXIT DOOR

STOP ENGINE

HOT ENGINE

LOW ENGINE

B2-F02

STOP CHIME FLAG

3 SEC DELAY ALL POS. FLAG

A2-23

DAY RUN CHARGE

SINGLE CHIME

ACTIVE SW REAR DOOR

A1-F06

IGN ALL FLAG

A1-17

ACTIVE SW FRONT DOOR

A1-23

D3-23

B2-F06 LOW AIR

A2-31 A2-11

A1-24

B2-F02

B2-2 CHIME REAR RUN SW.

A1-F06

IGNITION ON A2-23

PULLCORD SW B3-20

MOTOR STARTER

A2-10

CHIME

D3-20

OIL PRESS UNLATCHED

EXIT DOOR

D1-13

D1-15

D2-18 IGN ALL

A1-F06

FLAG D3-18

B2 #69

PARK BRAKE ON A2-7

C1-22

BUZZER ENABLE FLAG

STOP CHIME B2-F02 FLAG

B2-F04 ON

BRAKE BUZZER B2-3

LOW AIR ON STOP CHIME B2-2 1 SEC

DELAY OFF B2-F04

3 SEC BUZZER ENABLE FLAG

B2-1 BUZZER C1-19

REAR RUN IGN ALL

A1-F06

FLAG

MULTIPLEX SYSTEM LADDER DIAGRAM, 11 OF 26

IO-72594R002A

108 09/03

STOP ENGINE HOT ENGINE

RAMP ENABLE A2-2 CHECK ENGINE LOW ENG. OIL PRESS

IGN ALL FLAG A1-F06 FLAG IGN ALL

A1-F06

DISABLE INTERLOCK

B3-18 IGN ALL

A1-F06

FLAG

D1-15

D1-16 D3-20

D2-18

INTERLOCK B3-18

DISABLE RAISE SW.

B2-6 KNEEL

B2-4

HOLD KNEEL ZERO SPEED

D1-17 RAMP ENABLE

A2-2

IND.

SPEED D1-17

RAISE B2-5 RAISE

B2-05

A2-28

2.5 SEC.

TIMER ON TURN ON

B2-6 HOLD RAISE B2-5 B3-18

INTERLOCK DISABLE ENABLE

SPEED SW.

D1-17 (FLAG)

KNEEL SW.

A2-29 20 SEC. BUZZER ENABLE (FLAG)

B2-F05 DELAY

10 SEC.

ON B2-F04

BUZZER 3-SEC.

ON 20 SEC.

DELAY

KNEEL B2-4 WARBLE 10 SEC.

B2-F06

ENABLE (FLAG) 20 SEC. BUZZER B2-F05 ENABLE (FLAG)

TRANS TEMP D1-13

MULTIPLEX SYSTEM LADDER DIAGRAM, 12 OF 26

IO-72594R002A

HOLD B2-6

DELAY-ON

LIGHT BAR PUSH TO TEST STARTUP DONE

B2-F07

FLAG

B3-17 FLAG IGN ALL

TURNON 3 SEC 5 SEC.

INDICATION FLAG

ALL POS.

IGN.

DISABLE

A1-F06 OPEN DOOR

FRONT SPEED

A1-F06 C1-23 D1-17

INTERLOCK DISABLE NEUTRAL

DOOR FRONT LOW AIR

BRAKE PARK

D2-20 A2-4 B3-18 A2-7

B2-F08 LIGHT BAR REMOTE CONTROL FLAG

STARTUP DONE B2-F07

FLAG

RAMP ENABLE

SPARE B2-8 POWER B2-7

MULTIPLEX SYSTEM LADDER DIAGRAM, 13 OF 26

IO-72594R002A

110 09/03

SINGLE CHIME

ACTIVE SW REAR DOOR

A2-25

INTERIOR LAMP REAR EXT PWR

B2-24

SUPPLY

STARTER MOTOR

REVERSE INDICATION D3-18 D1-10 ALL POS. FLAG

B2-24

EXT PWR SUPPLY

CLOSED FRONT DOOR

STARTER D3-18

MOTOR INDICATION REVERSE

D1-10 A1-23 A1-F06

IGNITION ON PULLCORD SW AID PASS

B3-19

CLOSED C1-24

FRONT DOOR EXIT DOOR UNLATCHED C1-22 INT. LAMP ALL

INT. LAMP CURBSIDE A2-25 A2-27 INT. LAMP CURBSIDE

FRONT DOOR CLOSED EXIT DOOR UNLATCHED

C1-24

INTERIOR LIGHT B3-5

FRONT ROW B3-3

INTERIOR LIGHT STREETSIDE AID CHIME FLG

AID CHIME

B3-F01

AID CHIME FLG

A2-27

A2-25 INT. LAMP ALL A2-11

A1-24

B3-F01

B3-1

C1-22

B3 #70

A2-10

CHIME

DELAY OFF 1 SEC

AID CHIME

INTERIOR LIGHT FLAG

B3-2 CURBSIDE

B3-F01 AID CHIME B3-1

B3-4 900

DELAY-OFF SECOND HEATED MIRROR

A2-22

SWITCH HEATED MIRRORS

A1-17

IGNITION

B3-4

HEATER MIRROR

MULTIPLEX SYSTEM LADDER DIAGRAM, 14 OF 26

IO-72594R002A

MULTIPLEX SYSTEM LADDER DIAGRAM, 15 OF 26

BRAKE INTERLOCK

B3-7

POWER DEST SIGN BRAKE INTERLOCK

DISABLE FLAG A1-F06

IGN ALL

FRONT BRAKE

B3-8 SPARE

B3 #70

A2-19 C1-22 FAST IDLE

EXIT DOOR UNLATCHED

B2-6 KNEEL

HOLD RAMP IN MOTION IGN ALL

DISABLE INTERLOCK

FLAG

B3-6 B2-4 A1-F06

B3-18

REAR RUN SW.

IN REAR RUN A2-23

D1-7 A2-2 RAMP

B3-6 INDICATION

A2-24

SPEED D1-17

IIO-72594R002A

112 09/03

B4 #75

SINGLE CHIME

A1-17

TEST FLAG EXT LT

A1-F07 DAY RUN

NIGHT RUN A1-18

A1-18

NIGHT RUN ENABLE MODE

FLOOR HTR EXT LT TEST

PARK POS

D2-21 A1-F07

A1-F06

IGN AT ALL

A1-23

FRONT DOOR ACTIVE SW

NIGHT RUN A1-18

A1-19

NIGHT RUN

PARK POS A1-19

A1-24

REAR DOOR ACTIVE SW

CHIME A2-11 A2-10

TEST FLG EXT LT NIGHT RUN

A1-18

A1-F07 A1-18

FRONT STEPWELL

B4-6 C.S. PWM LOW BEAM

B4-8 S.S. PWM LOW BEAM B4-2

HEATER

STOP REQ B4-04

STOP REQ

AID PASS B3-19

B3-20

B4-1 MARKER LIGHTS

STOP REQUEST SIGN

B4-4

PANEL LIGHTS

HIGH BEAM A2-21

B4-7 S.S. HIGH BEAM BEAM C.S. HIGH B4-5

B4-3

DISABLE STARTER MOTOR

D3-18

MULTIPLEX SYSTEM LADDER DIAGRAM, 16 OF 26

IO-72594R002A

REAR RUN SW.

A2-23 A1-F06

RUN SW.

REAR

REAR DOOR A1-24

ACTIVE

ACTIVE C1-F02 A1-24

REAR DOOR OPEN ENABLE INDICATION

SPEED

INTERLOCK SPEED

D1-17

ZERO

DISABLE B3-18

D1-17

EXIT DOOR UNLATCH

C1-22

DOOR REAR B3-18

DISABLE INTERLOCK

REAR DOOR OPEN ENABLE

OPEN ENABLE REAR DR C1-F02

UNLATCH SOLENOID REAR DOOR C1-4 C1-F04

FRONT DOOR ACTIVE OPEN (FLAG) FRONT DOOR

IGNITION ALL

OPEN ENABLE C1-F02

REAR DOOR IGNITION ALL

REAR RUN SW

FRONT DOOR A2-23

C1-2

OPEN

A1-F06

C1-F03 A1-24

SWITCH REAR DOOR

6 SEC TIMER 0.4 SEC. OFF 0.2 SEC. ON FLAG

IGNITION ALL A1-F06

A1-F06

C1 #71

RAMP ACTIVE SW.

A2-2

A1-23 C1-F04

OPEN SOL REAR DR C1-03 FRONT DOOR OPEN FLAG FRONT DOOR SENSOR POWER C1-1

ENABLE

OPEN C1-2

IGNITION ALL

MULTIPLEX SYSTEM LADDER DIAGRAM, 17 OF 26

IO-72594R002A

114 09/03

C1-F02

REAR DOOR OPEN ENABLE

C1-F03 EXIT DOOR SENSI EDGE

OPEN ENABLE REAR DOOR EXIT DOOR

FULLY OPEN

C1-19 C1-18

REAR DR OPEN ENABLE C1-F03 DELAY OFF

2 SEC

MULTIPLEX SYSTEM LADDER DIAGRAM, 18 OF 26

IO-72594R002A

IGN ALL FLAG A1-F06

RAMP IN MOTION

B2-6

HOLD

LIFT ENABLE A2-2 B2-5

RAISE C1-2

OPEN FRONT DOOR

A1-F06

FLAG IGN ALL

C1-22

UNLATCHED EXIT DOOR

EXT LT TEST FLAG A1-F07

NIGHT RUN A1-18

MARKER A1-19 EXT LT TEST

FLAG A1-F07

DOOR GROUND C1-8

LIGHT REAR RUN SW

A2-23

B3-18

DISABLE INTERLOCK LOW AIR

FRONT DOOR A2-4

TIMER 1 SEC.

FLASH OFF 6 SEC.

DELAY

DISABLE A2-28

KNEEL A2-29

B2-5

A2-19 RAISE RAISE

DISABLE INTERLOCK

B3-18

RAMP KNEEL FLASH C1-7

SPARE C1-6 LIFT/KNEEL C1-5 BEEPER

MULTIPLEX SYSTEM LADDER DIAGRAM, 19 OF 26

IO-72594R002A

116 09/03

DISABLE A2-24

SWITCH FRONT BRAKE

DAY RUN A1-17 DAY RUN DAY RUN

A1-17 DAY RUN

A1-17

FOOT BRAKE A2-24 RETARDER SWITCH

A2-24

FOOT BRAKE

D1 #72

D3-19 A2-23

REAR RUN SW. BRAKE INTERLOCK B3-6

D1-6

SPARE RETARDER

D1-5

SERVICE BRAKE D1-4

REQUEST DIA TRANS BRAKE D1-3

REQUEST D1-1 NEUTRAL TO

D1-2 RANGE INHIBIT

DAY RUN A1-17

DIA REQUEST A2-8

MULTIPLEX SYSTEM LADDER DIAGRAM, 20 OF 26

IO-72594R002A

BRAKE

D1-7

FAST IDLE LATCH (FLAG)

FIRE DETECTED B1-F05

NEUTRAL D1-17

SPEED SW.

D2-20

PARK ON SIG.

A2-7

INTERLOCK D1-8 THROTTLE

D1-F08 THROTTLE INTERLOCK 1/2 SEC. FLAG

PULSE ON INTERLOCK FLAG

B3-6

BRAKE

INTERLOCK FLAG THROTTLE

D1-F08 SW. IN REAR

A2-23

REAR RUN

A1-F06

IGN ALL FLAG

FAST IDLE A2-9

FAST IDLE D1-7

MULTIPLEX SYSTEM LADDER DIAGRAM, 21 OF 26

IO-72594R002A

118 09/03

A/C RUN

ALTERNATOR ENABLE

DISABLE

SPARE D2-4

D2 #73

AC ENABLE D2-F01

EM70 OVER DAY RUN

A2-23 A1-17

REAR RUN SW.

D4-22

ENGINE RUN

VOLTAGE D2-F02

FIRE DETECTED LATCH B1-F05

BATTERY SW.

A2-32 D2-3

HEAT HIGH

D2-2 A2-15

A2-16 HEAT LOW

D2-1 HEAT DISABLE

MULTIPLEX SYSTEM LADDER DIAGRAM, 22 OF 26

IO-72594R002A

D2-6 LOW FAN HEATER/BOOSTER

D2-7 D2-6 COOL

VENT

D2-F01 AC ENABLE

D2-F02 LATCH

EM70 OVERVOLT

FLAG LATCH (FLAG)

A2-23

REAR RUN SW.

DAY RUN A1-17

DELAY ON 1 SEC

D2-F02

EM70 OVERVOLT LATCH EM70

OVERVOLT D1-14 B1-F05

FIRE DETECTED A1-F06

IGN ALL 5 SEC

DELAY ON D3-23

CHARGE

BOOSTER PUMP AC ENABLE

PP 21 D2-F01

SWITCH

PUMP

A2-26 D2-5

A2-12

AC ENABLE D2-F01

PP 21

D2-F01

AC ENABLE PP 21

AC ENABLE D2-F01

PP 21

VENT LOW A2-14 VENT HIGH

A2-13 COOL

A2-14

VENT LOW A2-15

HEAT LOW DISABLE

DISABLE

AC B/P REQ D4-18

MULTIPLEX SYSTEM LADDER DIAGRAM, 23 OF 26

IO-72594R002A

120 09/03

0.5S OFF FLASH 0.5S ON

B1-F05

FIRE FLAG B1-F05

FIRE FLAG

D3 #74

A1-F07

EXT. LT.

A1-F07

EXT. LT.

TEST A1-F07 EXT LT TEST

EXT LT TEST A1-F07

FLAG NIGHT RUN

FLAG EXT LT TEST

A1-F07 PARK/MARKER

A1-19

FLAG

A1-18

TEST

RIGHT TURN RIGHT TURN

0.3S OFF FLASH 0.3S ON A1-22

SW.

HAZARD

0.7S OFF FLASH 0.7S ON

A1-20

D3-3 D3-2 MARKER 0.5S OFF

FLASH 0.5S ON LEFT TURN

A1-22

HAZARD SW.

A1-21

LEFT TURN D3-1

STARTER ENGAGED D3-18

MULTIPLEX SYSTEM LADDER DIAGRAM, 24 OF 26

IO-72594R002A

LOW HYD. OIL PROBE LATCH

A1-17

DAY RUN A1-17

DAY RUN

D3-F08

PROBE LATCH LOW HYDRAULIC OIL

D3-F08 A1-F07

EXT LT TEST FLAG

LOW HYDRAULIC D1-24

FLUID MARKERS

5 SEC.

DELAY ON

FLUID PROBE LOW HYDRAULIC D3-8

POWER PROBE LATCH LOW HYD. OIL D3-F08 TEST TIMER

EXT. LT. TEST

B2-17 0.5 ON 0.6 OFF

(FLAG) TEST SW EXT LT EXT LT TEST

A1-F07

BRAKE INTERLOCK

FLAG

TRANS REVERSE EXT LT TEST

A1-F07

FLAG DISABLE

D1-10

A1-18

A1-19 NIGHT RUN REAR BRAKE SW.

FRONT BRAKE SW.

DAY RUN A1-17

PARK BRAKE

D2-24

B3-6 A2-24

A2-7 D1-20

RETARDER

1.1 SEC.

CYCLE

D3-6 REVERSE

TAIL LAMPS LAMP

D3-7 SPARE D3-5 A1-F07

D3-4 STOP LIGHT

MULTIPLEX SYSTEM LADDER DIAGRAM, 25 OF 26

IO-72594R002A

122 09/03

MULTIPLEX SYSTEM LADDER DIAGRAM, 26 OF 26

IO-72594R002A

STARTER

D2-21 DISABLE

B3-3 INTERIOR LAMP

CURBSIDE NEUTRAL SIGNAL

DISABLE

B3-2

D2-20 D4-17

D4-7 SPARE

D4-8

PASS HEATER CURBSIDE

D4-6

INTERIOR LAMP INTERIOR LAMP SOLENOID START D4-1

D4-3 D4-2 POWER PLUS (N/A) START TEMP

D1-12

ENG RUN D4-22

WEBASTO REQUEST B2-20

WEBASTO RUN D4-4

D2-21

FLOOR HTR ENABLE

WATER VALVE D4-5

STREETSIDE INTERIOR LAMP

STREETSIDE

D2 #76

D4-1

STARTER DISABLE D4-F01

FLAG DELAY OFF

20 SEC STARTER SOLENOID

STARTER DISABLE D4-F01

FLAG REQUEST

D4-1

SOLENOID STARTER

FLOOR HEATER ENABLE

DISABLE

(N/A)

DISABLE

(N/A)

DISABLE

(N/A)

13-38759R020A ... 47

13-38761R012A ... 31

13-38768R003A ... 44

13-38772R012A ... 32

13-38779R004A ... 48

13-38783R036A ... 41

13-38786R003E ... 56

13-39159R010B... 54

13-39160R006A ... 62

13-39939R011B ... 65

13-39942R009A ... 45

13-39943R013B... 28

13-39945R004B... 66

13-39950R000E ... 35

13-40156R012B... 71

13-40400R004C... 92

13-40503R010A ... 90

13-40529R003A ... 27

13-40613R009A ... 79

13-40689R015A ... 37

13-42454R004B... 67

13-42460R004A ... 84

13-43896-000C ... 40

13-44015R004B... 29

13-45115R016A ... 24

13-46248R004A ... 57

13-46296R005A ... 46

13-46348R018A ... 52

13-46372R004A ... 95

13-46434R004A ... 91

13-46468R006B... 85

13-46502R006A ... 55

13-48209R010A ... 25

13-48224R006B... 39

13-48232R003A ... 43

13-48239R011B ... 26

13-48241R002B... 63

13-48243R002A ... 81

13-48246R001B... 33

13-48250R004A ... 60

13-48260R000C... 82

13-48264R003A ... 86

13-48272R000B... 30

13-48273R006B... 34

13-48274R000C... 83

13-48277R002A ... 89

13-48278R000A ... 53

13-48280R004A ... 70

13-48281R003A ... 76

13-48295R007A ... 61

13-48316R005A ... 72

13-48322R037A ... 78

13-48422R001A ... 88

13-48839R001A ... 59

13-48854R000B... 80

13-50105R008A ... 38

13-50198R005A ... 68

13-51618R003A ... 64

13-52228R001D ... 42

1E06078A, Sht 2 FW... 50

1E06079A, Sht 2 FW... 51

391-0105C ... 73

392-0016B ... 74

393-0166B ... 75

IO-72594R001A ... 96

IO-72594R002A ... 97

IO-90818R003A ... 94

Index (by Drawing Number)

124 Index (by Description)

A

ABS ... 34

Air Cooler Temperature Sensor ... 47

Alarm, Back-Up... 62

Alarm, Fire... 43

Alarm, Passenger Ramp ... 76

Alternator ... 39, 41 Alternator Noise Suppression ... 40

Amplifier, PA System ... 90

Anti-Lock Brakes ... 34

Auxiliary Defroster Fan ... 55

Auxiliary Heater, Proheat ... 57

B Back-Up Alarm ... 62

Ballast, Flourescent Lamp ... 65

Battery Disconnect Switch ... 29

Battery Equalizer ... 41

Battery Fuse Panel ... 42

Battery Fuses ... 30

Beeper, Kneeling ... 45

Beeper, Low Air ... 83

Bell, Fire Alarm ... 43

Booster Fan, Driver ... 56

Booster Pump, Heater ... 54

Brake ECU ... 31

Brake Interlock ... 71

Brake Lamps ... 63

Button, Horn ... 44

C Cable, Power ... 41

CAC Temperature Sensor ... 47

Caution, Definition ... 8

Charging System ... 39

Check Engine Lamp ... 85

Chime, Stop Requested... 72

Circuit Breakers ... 37, 38, 86 Clearance Lamps ... 60

Communication Ring ... 94

Connector Listing ... 13

Control, Door ... 70

Control, Fan Drive ... 47

Control, Windshield Wipers ... 48

Controller, Proheat ... 57

Coolant Temperature Gauge ... 33, 81 Coolant Temperature Sender ... 81

Coolant Temperature Sensor... 47

Cranking Motor ... 26

Crime Alarm ... 92

Crime Alarm Switch ... 46, 92 Cycle Counter, Passenger Ramp ... 76

D Dash Panel Lamps ... 68

Dash Switches... 78

Defroster Fan ... 55

Destination Sign Power ... 46

Diagram, Communication Ring ... 94

Dimmer, Stop Requested Lamp ... 72

Dimmer Switch, Headlight ... 64

Diodes ... 25, 47 Door Control ... 70

Driver’s Booster Fan... 56

Driver’s Defroster ... 53

Driver’s Heater ... 53

Dual Air Gauge ... 81

E

ECM, Engine 24, 25, 26, 28, 31, 71, 85 ECU, Brakes ... 31, 34 ECU, Transmission ... 26, 31, 32, ... 34, 38, 62 Electrical System Monitor ... 38, 91

Engine Control System ... 24

Engine Power ... 25

Equalizer, Battery ... 41

Exterior Lamp Test ... 59

Exterior Lighting . 59, 60, 61, 62, 63, 64 Exterior Speakers ... 90

Extinguishable Ballast ... 65

F Fan, Booster ... 56

Fan Controller ... 43

Fan, Dash Mounted... 55

Fan, Defroster ... 55

Fan Drive ... 47

Fare Box Power ... 80

Fast Idle ... 28

FDCA Unit ... 47

Filter, Electronic Noise ... 81

Fire Alarm Bell ... 43

Fire Detection Wire ... 43

Fire Relay ... 47

Flourescent Lamp ... 65

Front Gauges... 81

Fuel Level Gauge... 81

Fuel Lever Sender ... 81

Fuse, Battery ... 30

Fuse, System Monitor ... 91

Fuses24, 25, 26, 31, 39, 41, 42, 79, 91 G Gauges ... 81

H Harness Connections ... 13

Harness Listing ... 20

Hazard Switch... 61

Head Lamps ... 64

Heated Mirrors ... 88

Heater, Auxiliary ... 57

Heater Booster Pump ... 54

Heater, Destination Sign Glazing ... 88

Heater/Defroster, Driver's ... 53

Heater/Defroster Switch ... 54

Horn ... 44

Hour Meter Gauge ... 33

HVAC Interface ... 52

HVAC Ladder Diagram ... 50

HVAC Schematic ... 51

Hydraulic Oil Level Sensor ... 35

I Idle Validation Switch... 24

Ignition Switch ... 25, 60, 64, 79 Indicator Lamps ... 82

Input, Multiplex System ... 96

Interconnect, Passenger Ramp ... 75

Interface, HVAC ... 52

Interface, Passenger Ramp ... 74, 76 Interface, Transmission ... 31

Interior Lighting ... 65, 66, 67 Interior Speakers ... 90

Interlock, Brake/Throttle ... 71

Interlock Override Switch ... 71

126 J

Jump Start Connectors ... 41

K Kneeling System ... 45

L Ladder Diagram, HVAC ... 50

Ladder Diagram, Multiplex System ... 97

Ladder Diagram, Passenger Heating ... 50

Lamp, Brake ... 63

Lamp, Check Engine ... 85

Lamp, Dash Panel ... 68

Lamp, Entrance Door ... 70

Lamp, Exit Door ... 70

Lamp, Flourescent ... 65

Lamp, Headlight ... 64

Lamp, Indicator ... 82

Lamp, Kneeling ... 45

Lamp, Low Hydraulic Fluid ... 84

Lamp, Ramp Activation ... 76

Lamp, Stop Engine ... 85

Lamp Test Switch ... 61

Lamp, Turn Signal ... 61

Lamp, Warning ... 82

Layout, Multiplex Modules ... 94

License Plate Lamp ... 60

Lighting, Exterior 59, 60, 61, 62, 63, 64 Lighting, Interior ... 65, 66, 67 Lighting, Rear Step ... 66

Location Multiplex Modules ... 94

Low Air Beeper ... 83

Low Air Switch ... 83

Low Coolant Probe ... 24

Low Hydraulic Fluid Warning ... 84

M Magnetic Starter Switch ... 26

Map Light ... 67

Marker Lamps... 60

Mirrors, Exterior ... 89

Module, Retarder Resistance ... 32

Monitor, Electrical System ... 38, 91 Motor, Booster Fan ... 56

Motor, Cranking ... 26

Motor, Windshield Wiper ... 48

Multiplex Component Layout ... 94

Multiplex System Inputs ... 96

Multiplex System Ladder Diagrams ... 97

Multiplex System Modules ... 38, 86, 95 Multiplex System Outputs ... 96

N Night Run Switch ... 64

Noise Suppression, Alternator ... 40

Notice, Definition ... 8

O Oil Pressure Gauge ... 33, 81 Oil Pressure Sender ... 81

Output, Multiplex System... 96

Overhead Electrical Panel ... 86

P PA System ... 90

Panel, Battery Fuse ... 42

Panel Lamp Dimmer Switch... 68

Panel, Overhead Electrical ... 86

Panel, Rear Electrical ... 38

Parking Brake Switch ... 83

Passenger Ramp ... 73

Passenger Ramp Interconnect ... 75

Passenger Ramp Interface ... 74, 76 PLC Power ... 95

Power Cables ... 41

Power, Destination Sign ... 46

Power, Fare Box ... 80

Power, Two Way Radio ... 79

Probe, Hydraulic Fluid ... 84

Probe, Low Coolant ... 24

Proheat Auxiliary Heater ... 57

Public Address System ... 90

Pull Cord, Stop Requested ... 72

Pump, Booster ... 54

Pump, Windshield Washer ... 48

R Radio Power ... 79

Ramp, Passenger ... 73

Rear Electrical Panel ... 38

Rear Gauges ... 33

Rear Start Switch ... 26

Rear Step Lighting ... 66

Regulator, Voltage... 39, 42 Relay, Fire ... 47

Relay, Heated Mirror ... 88

Relay, Passenger Ramp ... 76

Relay, Speakers ... 90

Relays ... 25, 34, 38, 39, ... 41, 42, 43, 79, 86 Remote Controlled Mirrors ... 89

Reservoir, Windshield Washer ... 48

Retarder Resistance Module ... 32

Retarder, Transmission ... 32

Reverse Lamps ... 62

Rotary Ignition Switch... 26

S Schematic, HVAC ... 51

Schematic, Passenger Heating ... 51

Senders... 33, 35, 81 Sensor, ABS System ... 34

Sensor, Proximity ... 70

Sensor, Retarder Temperature ... 32

Sensor, Throttle Position... 24

Sensors ... 47

Sign, Stop Requested ... 72

Solenoid, Air Intake Heater ... 24

Solenoid, Door Control... 70

Solenoid, Interlock... 71

Solenoid, Starter ... 26

Solenoid Valve, ATC ... 34

Solenoids ... 32, 45, 70 Speedometer ... 81

Starting System ... 26

Stop Engine Lamp ... 85

Stop Lamps ... 60, 63 Stop Requested System ... 72

Switch, ABS Diagnostic ... 34

Switch, Battery Disconnect ... 29

Switch, Booster Fan ... 56, 78 Switch, Brake Lamp ... 63

Switch, Chime ... 72, 78 Switch, Coolant Heater ... 78

Switch, Crime Alarm ... 46, 92 Switch, Dash ... 78

Switch, Driver Fan ... 78

128 Switch, Engine Test ... 78

Switch, Fast Idle ... 28, 78 Switch, Hazard Light ... 78

Switch, Headlight Dimmer ... 64

Switch, Heated Mirror ... 78

Switch, Heater/Defroster ... 54

Switch, Ignition ... 24, 60, 78 Switch, Interior Lamp ... 65, 78 Switch, Interlock Override ... 71

Switch, Kneeling ... 78

Switch, Low Air ... 83

In document Electrical Schematics (Page 93-128)