Symptom Charts

SYMPTOM CHART - INSTRUMENT CLUSTER

Condition	Possible Sources	Action
No communication with the instrument cluster (IC)	Fuse Wiring, terminals or connectors Instrument cluster (IC)	REFER to MODULE COMMUNICATIONS NETWORK .
No communication with the smart junction box (SJB)	Fuse Wiring, terminals or connectors SJB	REFER to MODULE COMMUNICATIONS NETWORK .
The instrument cluster (IC) is inoperative	Fuse(s) Wiring, terminals or connectors Instrument cluster (IC)	Go to Pinpoint Test A .
Incorrect fuel gauge indication	Wiring, terminals or connectors Fuel pump module Fuel level sensor (card and float) Fuel tank Instrument cluster (IC)	Go to Pinpoint Test B .
The temperature gauge is inoperative	PCM Instrument cluster (IC)	Go to Pinpoint Test C .
Incorrect temperature gauge indication	Cylinder head temperature (CHT) sensor PCM Instrument cluster (IC)	Go to Pinpoint Test D .
The tachometer is inoperative	PCM Instrument cluster (IC)	Go to Pinpoint Test E .
Incorrect tachometer indication	PCM Instrument cluster (IC)	Go to Pinpoint Test F .
The speedometer is inoperative	PCM Instrument cluster (IC)	Go to Pinpoint Test G .
Incorrect speedometer indication	Tire size PCM Instrument cluster (IC)	Go to Pinpoint Test H .
The odometer is inoperative	PCM concern Instrument cluster (IC)	Go to Pinpoint Test I .
The low oil pressure warning indicator is never/always on	Wiring, terminals or connectors Engine oil pressure switch Base engine oil pressure concern Instrument cluster (IC)	Go to Pinpoint Test J .
The engine over temperature warning indicator is never/always on	PCM Instrument cluster (IC)	Go to Pinpoint Test K .
The low fuel warning indicator is never on	Instrument cluster (IC)	Go to Pinpoint Test L .
The low fuel warning indicator is always on	Instrument cluster (IC)	VERIFY that the fuel gauge is operating correctly and that the fuel level is below approximately 1/8 tank or the distance to empty (DTE) is less than 80 km (50 miles). If the fuel gauge is operating correctly and is below approximately 1/8 tank or the DTE is less than 80 km (50 miles), INSTALL a new instrument cluster. REFER to Instrument Cluster (IC) . TEST the system for normal operation. If the fuel gauge is not operating correctly, go to Pinpoint Test B . If the fuel gauge is not less than 1/8 tank or the DTE is not less than 80 km (50 miles), the system is operating correctly.
The charging system warning indicator is never/always on	Charging system concern PCM Instrument cluster (IC)	Go to Pinpoint Test M .
The brake warning indicator is never on	Wiring, terminals or connectors Parking brake warning indicator switch Brake fluid level switch (part of the brake fluid reservoir cap) SJB Instrument cluster (IC)	Go to Pinpoint Test N .
The brake warning indicator is always on	Wiring, terminals or connectors Parking brake warning indicator switch Brake fluid level switch (part of the brake fluid reservoir cap) ABS concern SJB Instrument cluster (IC)	Go to Pinpoint Test O .
The ABS warning indicator is never/always on	ABS module Instrument cluster (IC)	Go to Pinpoint Test P .
The traction control indicator is never/always on	Traction control concern PCM Instrument cluster (IC)	Go to Pinpoint Test Q .
The malfunction indicator lamp (MIL) is never/always on	PCM Instrument cluster (IC)	Go to Pinpoint Test R .
The powertrain malfunction (wrench) warning indicator is never/always on	Electronic throttle control concern Transmission concern Instrument cluster (IC)	Go to Pinpoint Test S .
The check fuel cap indicator is never/always on	PCM Instrument cluster (IC)	Go to Pinpoint Test T .
The O/D OFF indicator is never/always on	Overdrive (O/D) concern PCM Instrument cluster (IC)	Go to Pinpoint Test U .
The speed control indicator is never/always on	PCM Instrument cluster (IC)	Go to Pinpoint Test V .
The upshift indicator is never/always on	PCM Instrument cluster (IC)	Go to Pinpoint Test W .
The door ajar warning indicator is never/always on	Interior lamps concern Circuitry Hood ajar switch SJB Instrument cluster (IC)	Go to Pinpoint Test X .
The LH/RH turn or high beam indicator is never/always on	Turn signal concern High beam concern SJB Instrument cluster (IC)	Go to Pinpoint Test Y .
The tire pressure monitoring system (TPMS) warning indicator is never/always on	Tire pressure TPMS concern SJB Instrument cluster (IC)	Go to Pinpoint Test Z .
The safety belt warning indicator never/always on	Restraints control module (RCM) Instrument cluster (IC)	Go to Pinpoint Test AA .
The air bag warning indicator is never/always on	RCM Instrument cluster (IC)	Go to Pinpoint Test AB .
The anti-theft indicator is never/always on	Passive anti-theft system (PATS) concern Instrument cluster (IC)	Go to Pinpoint Test AC .

SYMPTOM CHART - INFORMATION AND MESSAGE CENTER

Condition	Possible Sources	Action
The message center is not operating correctly	Wiring, terminals or connectors Message center switch Instrument cluster (IC)	Go to Pinpoint Test AK .
Not all segments of display illuminate	Instrument cluster (IC)	INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The message center display is blank	Instrument cluster (IC)	PRESS the INFO button on the message center switch to make sure the display is not set to a blank display. If the message center display turns on, the system is operating normally at this time. The message center display was set to a blank display. If the message center display is still blank, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The distance to empty (DTE)/average/instantaneous fuel economy is inoperative	Instrument cluster (IC)	CHECK the operation of the speedometer, the odometer, and the fuel gauge. If the speedometer, odometer, or fuel gauge do not operate correctly, go to Pinpoint Test B (fuel gauge), go to Pinpoint Test H (speedometer) or Go to Pinpoint Test I (odometer). If the speedometer, odometer, and fuel gauge operate correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The DRIVER, PASSENGER, REAR LEFT, REAR RIGHT DOOR or TRUNK AJAR warning is inoperative/always on	Interior lighting concern Instrument cluster (IC)	CHECK the operation of the door ajar warning indicator. If the door ajar warning indicator does not operate correctly, go to Pinpoint Test X . If the door ajar warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The PARK BRAKE ENGAGED, CHECK BRAKE SYSTEM or LOW BRAKE FLUID warning is inoperative/always on	Instrument cluster (IC) Smart junction box (SJB)	CHECK the operation of the brake warning indicator. If the brake warning indicator does not operate correctly, go to Pinpoint Test N (never on) or Go to Pinpoint Test O (always on). If the brake warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The LOW TIRE PRESSURE, TIRE PRESSURE SENSOR FAULT or TIRE PRESSURE MONITOR FAULT warning is inoperative	SJB Instrument cluster (IC)	OBSERVE the operation of the tire pressure monitoring system (TPMS) warning indicator. If the TPMS pressure warning indicator does not operate correctly, go to Pinpoint Test Z . If the TPMS warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The TRAINING COMPLETE, TRAIN LF TIRE, TRAIN RF TIRE, TRAIN LR TIRE, TRAIN RR TIRE, TRAIN SPARE TIRE or TIRES NOT TRAINED message is inoperative	SJB Instrument cluster (IC)	NOTE: These messages only appear during the TPMS sensor training procedure. REFER to WHEELS AND TIRES . OBSERVE the operation of the TPMS warning indicator. If the TPMS pressure warning indicator does not operate correctly, go to Pinpoint Test Z . If the TPMS warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.

SYMPTOM CHART - WARNING CHIMES

Condition	Possible Sources	Action
No communication with the instrument cluster (IC)	Fuse Wiring, terminals or connectors Instrument cluster (IC)	REFER to MODULE COMMUNICATIONS NETWORK .
No communication with the smart junction box (SJB)	Fuse Wiring, terminals or connectors SJB	REFER to MODULE COMMUNICATIONS NETWORK .
All the chimes are inoperative	Instrument cluster (IC)	INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The chime sounds when the driver door is ajar (no key in ignition and headlamps off)	Wiring, terminals or connectors Key-in-ignition switch (part of the ignition switch) SJB	Go to Pinpoint Test AL .
The key-in-ignition warning chime is inoperative	Wiring, terminals or connectors Key-in-ignition switch (part of the ignition switch) SJB Instrument cluster (IC)	Go to Pinpoint Test AM .
The headlamps on warning chime is inoperative	Door ajar indication SJB Instrument cluster (IC)	Go to Pinpoint Test AN .
The turn signal left on warning chime is inoperative	Odometer operation Instrument cluster (IC)	Go to Pinpoint Test AO .
The door ajar warning chime is inoperative	Wiring, terminals or connectors SJB Instrument cluster (IC)	OBSERVE the door ajar warning indicator. If the door ajar warning indicator does not operate correctly, go to Pinpoint Test X . If the door ajar warning indicator operates correctly, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.
The safety belt warning chime does not operate correctly	Safety belt warning indication concern Speedometer concern Instrument cluster (IC)	Go to Pinpoint Test AP .
The Belt-Minder® feature does not operate correctly	Belt-Minder® deactivated Safety belt warning indication concern Speedometer concern Instrument cluster (IC)	Go to Pinpoint Test AP .
The parking brake warning chime is inoperative	Brake warning indication Instrument cluster (IC)	Go to Pinpoint Test AQ .
The air bag secondary warning chime is inoperative/has activated	Instrument cluster (IC)	RETRIEVE the recorded instrument cluster (IC) DTCs from the continuous and on-demand self-tests. If instrument cluster (IC) DTC B1868 or B1870 is present with DTC U2472, go to Pinpoint Test AJ to diagnose DTC U2472. If instrument cluster (IC) DTC B1868 or B1870 only is present, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation. If instrument cluster (IC) DTC B1868 or B1870 is not present, the system is operating correctly. The air bag secondary warning chime sounds only when a fault in the air bag warning indicator is present and DTC B1868 or B1870 is recorded.
The message center warning chime is inoperative	Instrument cluster (IC)	VERIFY that there are warning messages displayed and confirm, as new warning messages appear, that the warning chime sounds. If messages do not exist, the system is operating correctly at this time. The message center warning chime only sounds when the message center detects new warning messages. If warning messages exist and the chime does not sound, INSTALL a new instrument cluster (IC). REFER to Instrument Cluster (IC) . TEST the system for normal operation.