RAM 3500 Truck 2WD V10-8.0L VIN W MDC (1999)
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Defective CMTM/SC default
Switch on Compass Mini-Trip Computer Inoperative
SYMPTOM
* SWITCH ON COMPASS MINI-TRIP COMPUTER INOPERATIVE
TEST NOTE
This symptom is diagnosed using the test * AVERAGE MPH/FUEL ECON INOPERATIVE OR WRONG.
POSSIBLE CAUSES
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Defective Compass/Mini-Trip computer
Trip Odometer Inoperative/Wrong
SYMPTOM
* TRIP ODOMETER INOPERATIVE/WRONG
TEST NOTE
This symptom is diagnosed using the test * AVERAGE MPH/FUEL ECON INOPERATIVE OR WRONG.
POSSIBLE CAUSES
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Defective Compass/Mini-Trip computer
Automatic (Rolling) Door Locks Inoperative
SYMPTOM
* AUTOMATIC (ROLLING) DOOR LOCKS INOPERATIVE
POSSIBLE CAUSES
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Link to body communication bus inoperative
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Speed sensing door locks inoperative
Doors Lock With Key In Ignition and Left Door Open
SYMPTOM
* DOORS LOCK WITH KEY IN IGNITION AND LEFT DOOR OPEN
POSSIBLE CAUSES
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Link to body communication bus inoperative
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Ignition switch shorted
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Key - in ignition switch sense circuit open
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CTM input A9 short to ground
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CTM input shorted to ground
One or Both Doors Failing to Lock From One Switch
SYMPTOM
* ONE OR BOTH DOORS FAILING TO LOCK FROM ONE SWITCH
POSSIBLE CAUSES
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Link to body communication bus inoperative
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Fused B (+) circuit open
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Door lock actuator assembly defective
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Door unlock actuator assembly defective
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Door lock switch assembly open
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Door unlock switch assembly open
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Door lock driver circuit open
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Door unlock driver circuit open
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Door lock driver circuit open
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Door unlock driver circuit open
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Door unlock driver circuit open
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Power door lock driver circuit open
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CTM lock driver input open
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CTM unlock driver input open
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Lock driver circuit on CTM open
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Unlock driver circuit on CTM open