Troubleshooting Diagnostic Codes Using Abbreviated
POSSIBLE CAUSE
A. CAT data link + B CAT data link
2. Software mismatch between Electronic
Control Systems on the CAT data link.
3. Failed electronic control module (ECM)
on CAT data link. FMI-09 Abnormal Update. Indicates
that data link communication with the ECM has been broken for more than 5 seconds.
1. Gauges may be erratic.
2. Unexplained events may appear. 3. One or more ECM cannot
communicate on the CAT data link.
1. Harness/Connector Open/Short in one
or more of the following circuits:
A. CAT data link + B. CAT data link -
2. Software mismatch between Electronic
Control Systems on the CAT data link.
3. Failed electronic control module (ECM)
on CAT data link.
CID 0262 Sensor Power Supply (+5 Volts)
FMI-03 Voltage above normal (signal) or shorted high.
1. Any sensor powered by this +5 volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this +5 volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this +5 volt
circuit may appear to work now.
1. Harness/connector short to +Battery
or other voltage greater than +5 volts for the output on contact 27 of this interface module.
2. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Any sensor powered by this +5 volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this 5 Volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this +5 volt
circuit may appear to work now.
1. Harness/connector short to ground for
the output on contact 27 of this interface module.
2. Failed sensor(s) powered by this circuit. 3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Any sensor powered by this +5 volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this +5 volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this 5 Volt
circuit may appear to work now.
1. Harness/connector short to ground for
the output on contact 27 of this interface module.
2. Failed sensor(s) powered by this circuit. 3. Failed interface module.
CID 0263 Sensor Power Supply +8 Volt
FMI-03 Voltage above normal (signal) or shorted high.
1. Any sensor powered by this 8 Volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this 8 Volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this 8 Volt
circuit may appear to work now.
1. Harness/connector short to +Battery or
other voltage greater than +8 volts for the output on contact 26 (D963-BU) of this interface module.
2. Failed interface module.
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-04 Voltage below normal or shorted low.
1. Any sensor powered by this 8 Volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this 8 Volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this 8 Volt
circuit may appear to work now.
1. Harness/connector short to ground for
the output on contact 26 (D963-BU) of this interface module.
2. Failed sensor(s) powered by this circuit. 3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Any sensor powered by this +8 volt
circuit may not work. Look for other CID codes in order to confirm.
2. Any sensor powered by this +8 volt
circuit may work intermittently. Look for other CID codes in order to confirm.
3. Any sensor powered by this +8 volt
circuit may appear to work now.
1. Harness/connector short to ground for
the output on contact 26 (D963-BU) of this interface module.
2. Failed sensor(s) powered by this circuit. 3. Failed interface module.
CID 0267 Remote Engine Shutdown Input
FMI-01 Data below normal. 1. VIMS requested engine shutdown.
Engine speed dropped below 400 RPM then came back to life.
2. This event appears with next key ON
after VIMS requested shutdown.
1. Failure in Remote switch or harness. 2. Failed engine ECM personality module. 3. Failed engine ECM.
FMI-02 Data erratic, intermittent or incorrect.
1. VIMS requested engine shutdown
engine speed dropped below 400 RPM then came back to life.
2. This event appears with next key ON
after VIMS requested shutdown.
1. Failure in Remote switch or harness. 2. Failed engine ECM personality module. 3. Failed engine ECM.
CID 0271 VIMS Action Alarm
FMI-03 Voltage above normal or +Battery shorted high.
1. Alarm continuously on. 2. Alarm may not operate during
self-test.
3. Alarm may appear to work normally
now.
1. Wire 410-WH shorted to +Battery. 2. Failed main module.
FMI-05 Current below normal or open circuit.
1. Alarm may not operate during
self-test.
2. Alarm sounds weak (not loud
enough).
3. Alarm may work intermittently. 4. Alarm may appear to work normally
now.
1. Alarm Failed.
2. Wrong alarm is installed.
3. Wire 410-WH is open (harness or
connectors).
4. Alarm ground, 201-BK or J847-BK, is
open or intermittent.
5. Failed main module.
FMI-06 Current above normal or shorted circuit.
1. Alarm may not operate during
self-test.
2. Alarm sounds weak (not loud
enough).
3. Alarm may work intermittently. 4. Alarm may appear to work normally
now.
5. Alarm may have incorrect sound
(pitch).
1. Failed alarm (shorted). 2. Wrong alarm is installed.
3. Wire 410-WH has short to ground
(intermittent).
4. Failed main module.
CID 0279 Front Aftercooler Coolant Temperature Sensor
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-03 Voltage above normal (signal) or shorted high.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. D963-BU or K933-GN (+8 Volts). B. D965-GN or C463-GY (Signal). C. 201-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the D965-GN or C463-GY wire.
3. Failed sensor.
4. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector short to ground in
the D965-GN or C463-GY wire.
2. Failed sensor.
3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector short to ground in
the D965-GN or C463-GY wire.
2. Failed sensor.
3. Failed interface module. CID 0280 Gear Box Temp (Gear Box Splitter Temperature Sensor)
FMI-03 Voltage above normal (signal) or shorted high.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. A700-OR (+Battery). B. C401-BR (Signal). C. 998-BR (Ground).
2. Harness/connector short to +Battery or
+8V in the C401-BR wire.
3. Failed sensor.
4. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector short to ground in
the C401-BR wire.
2. Failed sensor.
3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Temperature always shows maximum. 2. Correct temperature may be
intermittent.
3. Temperature may appear normal now.
1. Harness/connector short to ground in
the C401-BR wire.
2. Failed sensor.
3. Failed interface module. CID 0295 LHEX Electronic Control Module
FMI-02 Data erratic, intermittent or incorrect. ECM has dropped off the CAT data link 10 times in 10 minutes. Event is active until communication is reliable for more than 10 minutes.
1. VIMS cannot communicate with large
hydraulic excavator (LHEX) electronic control module (ECM) on CAT data link.
2. Unexplained events related to the
LHEX ECM.
1. Harness/Connector open/short
(intermittent) in one, or both, of the following circuits:
A. 882-PK (CAT data link -). B. 883-GY (CAT data link +). 2. Wrong or corrupted configuration
software.
3. Failed LHEX ECM.
4. Intermittent power or ground connections
to the ECM. FMI-09 Abnormal update. Indicates
that data link communication with the ECM has been broken for more than 5 seconds.
1. VIMS cannot communicate with
the large hydraulic excavator (LHEX) electronic control module (ECM) on CAT data link.
2. Unexplained events related to LHEX
ECM.
1. Harness/connector open/short in one, or
both, of the following circuits:
A. 882-PK (CAT data link -). B. 883-GY (CAT data link +).
2. Wrong VIMS configuration or wrong
LHEX ECM part number.
3. Failed LHEX ECM.
4. Wrong or corrupted control software
(LHEX or VIMS).
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-11 Failure mode not identified. 1. VIMS cannot communicate with large
hydraulic excavator (LHEX) electronic control module (ECM) on CAT data link.
2. Unexplained events related to LHEX
ECM.
1. Wrong VIMS configuration or wrong
LHEX ECM part number.
2. Failed LHEX ECM.
3. Wrong or corrupted control software
(LHEX or VIMS). FMI-12 Bad device or component. 1. Cannot communicate with large
hydraulic excavator (LHEX) electronic control module (ECM) on CAT data link.
2. Unexplained events related to ECM. 3. ECM responds but not to all requested
parameters.
1. Wrong VIMS configuration. 2. Wrong LHEX ECM part number. 3. Failed LHEX ECM.
4. Wrong or corrupted control software
(LHEX or VIMS).
5. Incorrect harness code.
6. Incorrect attachment code (5230
(7LL99-UP).
CID 0296 Transmission Electronic Control Module
FMI-02 Data erratic, intermittent or incorrect. ECM has dropped off the CAT data link 10 times in 10 minutes. Event is active until communication is reliable for more than 10 minutes.
1. Unexplained events are stored for
this control.
2. Main module cannot communicate
with this control.
3. Transmission control appears to work
normally now.
1. Harness/connector open/short in one or
both of the following circuits:
A. 892-BR B. 893-GN
2. Failed transmission ECM or wrong part
number.
3. Wrong or corrupted control software. 4. Intemittent power or ground connections
to the ECM. FMI-09 Abnormal update. Indicates
that data link communication with the ECM has been broken for more than 5 seconds.
1. No VIMS operation related to this
control will work.
2. Main module cannot communicate
with this control.
3. Transmission control appears to work
normally now.
1. Verify that harness code contacts on
transmission control are correct.
2. Verify correct ECM part number. 3. Check CAT data link circuits for
opens/shorts.
4. Wrong or corrupted control software. 5. No power and/or ground connection to
the transmission control.
6. Failed transmission ECM.
7. Wrong or corrupted control software
(transmission or VIMS).
8. Failed main module.
FMI-11 Failure mode not identifie4 1. No VIMS operation related to this
control will work.
2. Main module cannot communicate
with this control.
3. Transmission control appears to work
normally now.
1. Wrong or corrupted configuration
software.
2. Failed transmission control.
3. Verify that harness code contacts on
transmission control are correct. FMI-12 Bad device or component. 1. No VIMS operation related to this
control will work.
2. Main module cannot communicate
with this control.
3. ECM responds but not to all required
parameters.
4. Transmission control appears to work
normally now.
1. Incorrect VIMS configuration or
transmission ECM part number.
2. Verify that harness code contacts on
transmission control are correct.
3. Check CAT data link circuits for
opens/shorts.
4. No power and/or ground connection to
transmission control.
5. Failed transmission ECM.
6. Wrong or corrupted control software
(transmission or VIMS).
CID 0324 Action Lamp (797 and C-Series OHT use LED’s in place of lamps)
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-03 Voltage above normal or shorted high.
1. Lamp continuously on.
2. Lamp may not turn on during self-test. 3. Lamp may appear to work normally
now.
1. Wire 411-PK shorted to +Battery. 2. Failed main module.
FMI-05 Current below normal or open circuit.
1. Lamp may not turn on during self-test. 2. Lamp works but is dim.
3. Lamp may work intermittently. 4. Lamp may appear to work normally
now.
1. Lamp defective (burned out). 2. Wrong lamp is installed.
3. Wire 411-PK is open (harness or
connectors).
4. Lamp ground, 201-BK or J846-BK, is
open or intermittent.
5. Failed lamp socket. 6. Failed main module.
FMI-06 Current above normal or shorted circuit.
1. Lamp may not turn on during self-test. 2. Lamp works but is dim.
3. Lamp may work intermittently. 4. Lamp may appear too bright. 5. Lamp may appear to work normally
now.
1. Lamp defective (shorted). 2. Wrong lamp installed.
3. Wire 411-PK has short (intermittent) to
ground
4. Failed lamp socket. 5. Failed main module. CID 0341 Warm Up Sol 4 (Hydraulic Control Valve Warm Up Oil Solenoid No. 4)
FMI-03 Voltage above normal or shorted high (power).
1. No hydraulic control valve warm up
oil flow. Implement control valve may be sticky and could result in jerky or erratic implement control especially with a cold startup.
2. Implement control may be jerky
or erratic until sometime after a cold startup.
3. Implement control may appear to be
normal (smooth) now.
1. Harness/connector short to +Battery in
the E775-PK wire.
2. Failed solenoid valve, either the coil or
the mechanical valve.
3. Failed interface module.
FMI-05 Current below normal or open circuit (power).
1. Full, uncontrolled control valve warm
up oil flow implement control may feel mushy, difficult to control or, appear low on power.
2. Implement control may feel mushy
or difficult to control or, appear low on power sometimes (intermittent).
3. Implement control may appear to be
normal (smooth) now.
1. Harness/connector open (intermittent)
in the E775-PK wire.
2. Failed solenoid. 3. Failed interface module.
FMI-06 Current above normal or grounded circuit.
1. Full, uncontrolled control valve warm
up oil flow implement control may feel "mushy", difficult to control or, appear low on power.
2. Implement control may feel "mushy"
or difficult to control or, appear low on power sometimes (intermittent).
3. Implement control may appear to be
normal (smooth) now.
1. Harness/connector short to ground in
the E775-PK wire.
2. Failed solenoid. 3. Failed interface module.
FMI-11 Failure mode not identifiable. 1. Any combination of results listed for
FMI -03, 05, or 06.
1. Unidentified harness problem. 2. Failed solenoid
3. Failed interface module. CID 0350 Lift Linkage Position Sensor
FMI-00 Data valid but above normal 1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Calibration is required. 2. Failed sensor.
3. Failed interface module.
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-01 Data valid but below normal operating range.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Calibration is needed. 2. Failed sensor.
3. Failed interface module.
FMI-02 Data erratic, Intermittent or incorrect.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. 113-OR (+24 Volts). B. C502-GY (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the C502-GY wire.
3. Failed sensor.
4. Failed interface module.
FMI-03 Voltage above normal or shorted high.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. 113-OR (+24 Volts). B. C502-GY (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the C502-GY wire.
3. Failed sensor.
4. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Payload errors/faults. 2. Cannot calibrate payloa4 3. Intermittent payload errors.
1. Harness/connector short to ground in
the C502-GY wire.
2. Failed sensor.
3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector short to ground in
the C502-GY wire.
2. Failed sensor.
3. Failed interface module.
FMI-08 Abnormal frequency, pulse width or period.
1. Payload errors/faults. 2. Cannot calibrate payload 3. Intermittent payload errors.
1. Harness/connector open /short
(intermittent) in one or more of the following circuits:
A. 113-OR (+24 Volts). B. C502-GY (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the C502-GY wire.
3. Failed sensor.
4. Wrong configuration software. 5. Failed interface module.
FMI-11 Failure mode not identifiable. 1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Unidentified harness problem. 2. Failed sensor.
3. Wrong configuration software. 4. Failed interface module.
FMI-13 Out of calibration. 1. Payload errors/faults. 2. Intermittent payload errors.
1. Calibration is required 2. Failed sensor.
3. Wrong configuration software. CID 0351 Tilt Linkage Position Sensor
FMI-00 Data valid but above normal 1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Calibration is required. 2. Failed sensor.
3. Failed interface module.
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-01 Data valid but below normal operating range.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Calibration is needed. 2. Failed sensor.
3. Failed interface module.
FMI-02 Data erratic, Intermittent or incorrect.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. 113-OR (+24 Volts). B. E451-BU (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the E451-BU wire.
3. Failed sensor.
4. Failed interface module.
FMI-03 Voltage above normal or shorted high.
1. Payload errors/faults. 2. Cannot calibrate payloa4 3. Intermittent payload errors.
1. Harness/connector open (intermittent) in
one or more of the following circuits:
A. 113-OR (+24 Volts). B. E451-BU (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the E451-BU wire.
3. Failed sensor.
4. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector short to ground in
the E451-BU wire.
2. Failed sensor.
3. Failed interface module.
FMI-06 Current above normal (signal) or grounded circuit.
1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Harness/connector short to ground in
the E451-BU wire.
2. Failed sensor.
3. Failed interface module.
FMI-08 Abnormal frequency, pulse width or period.
1. Payload errors/faults. 2. Cannot calibrate payloa4 3. Intermittent payload errors.
1. Harness/connector open /short
(intermittent) in one or more of the following circuits:
A. 113-OR (+24 Volts). B. E451-BU (Signal). C. A252-BK (Ground).
2. Harness/connector short to +Battery or
+8V in the E451-BU wire.
3. Failed sensor.
4. Wrong configuration softwatre. 5. Failed interface module.
FMI-11 Failure mode not identifiable. 1. Payload errors/faults. 2. Cannot calibrate payload. 3. Intermittent payload errors.
1. Unidentified harness problem. 2. Failed sensor.
3. Wrong configuration software. 4. Failed interface module.
FMI-13 Out of calibration. 1. Payload errors/faults. 2. Intermittent payload errors.
1. Calibration is required 2. Failed sensor.
3. Wrong configuration software. CID 0364 Lift Cylinder Head Pressure Sensor
(Table 27, contd)
VIMS DETECTED FAILURES CID/FMI FAILURE DESCRIPTION RESULT OF FAILURE (during normal
operation)
POSSIBLE CAUSE
FMI-03 Voltage above normal or shorted high.
1. Payload may appear incorrect. 2. Correct payload may appear
intermittent.
3. Payload may appear normal now.
1. Harness/Connector open (intermittent)
in one or more of the following circuits:
A. 113-OR (+Battery). B. C502-BU (Signal). C. A252-BK (Ground).
2. Harness/connector short to +battery in
the C502-BU wire.
3. Failed sensor.
4. Failed interface module.
FMI-04 Voltage below normal or shorted low.
1. Payload may appear incorrect. 2. Correct payload may appear
intermittent.
3. Payload may appear normal now.
1. Harness/connector short to ground in
the C502-BU wire.
2. Failed sensor.
3. Failed interface module.
FMI-06 Current above normal or grounded circuit.
1. Payload may appear incorrect. 2. Correct payload may appear
intermittent.
3. Payload may appear normal now.
1. Harness/connector short to ground in
the C502-BU wire.
2. Failed sensor.
3. Failed interface module.
CID 0371 Operator Horn Solenoid (Horn that blows continuously, or not at all without system event, is a mechanical problem.)
FMI-03 Voltage above normal or shorted high.
1. Forward warning horn blows
continuously.
2. Forward warning horn blows
intermittently when not requested
3. Horns may not blow at all.
1. Harness/connector short to +battery in
the E785-GY (994 /994D) A305-YL (992G) wire.
2. Failed solenoid valve coil. 3. Failed interface module.
FMI-05 Current below normal or open circuit.
1. Forward warning horn blows
continuously.
2. Forward warning horn blows
intermittently when not requested
3. Horns may not blow at all.
1. Harness/connector open in the E785-GY
(994 /994D) A305-YL (992G) wire.
2. Failed solenoid valve coil or wrong
solenoid.
3. Failed interface module.
FMI-06 Current above normal or grounded circuit.
1. Horn may not blow or blows
intermittently.
2. Horn circuit blows fuses. 3. Horn blows normal now.
1. Harness/connector open/short to
+battery in the E785-GY (994 /994D) A305-YL (992G) wire.
2. Failed solenoid valve coil. 3. Failed interface module.
FMI-11 Failure mode not identifiable. 1. Horn may not blow.
2. Horn may blow or blows intermittently. 3. Horn blows normal now.
1. Unidentified harness problem. 2. Failed horn solenoid.
3. Failed interface module. CID 0378 Auto Lube Solenoid