Mitsubishi Car 1999-05

3.0L V6 VIN J Auto

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3.0L V6 VIN J Auto

Trouble Code: P0500



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



VSS signal circuit is open or shorted to ground
 
VSS power circuit is open (check for power from MFI relay)
 
VSS ground circuit is open between sensor and chassis ground
 
VSS is damaged or has failed
 
PCM has failed (the PCM provides 5v on the VSS signal circuit)
 

Trouble Code: P705



Transmission Range Sensor Circuit Malfunction

Possible Causes:



P/N switch signal circuit is open or shorted to ground
 
P/N switch power circuit is open (check for power at MFI relay)
 
P/N switch is out-of-adjustment
 
P/N switch is damaged or has failed
 
PCM has failed
 

Trouble Code: P1600



PCM/TCM Serial Communication Link Malfunction

Possible Causes:



Serial communication link between the TCM, PCM and the DLC is open, shorted to ground or shorted to system power
 
TCM and/or PCM has failed
 

Trouble Code: P1715



TCM Pulse Generator Circuit Malfunction

Possible Causes:



A/T Pulse generator (+) circuit is open or shorted to ground
 
A/T Pulse generator (-) circuit is open or shorted to ground
 
A/T Pulse generator (+) or (-) circuit is shorted to system power
 
A/T pulse generator is damaged or has failed
 
PCM has failed
 

Trouble Code: P1750



Pressure Control, Shift Control, TCC Solenoid Circuit Malfunction

Possible Causes:



Pressure control solenoid, Shift Control solenoid or TCC control circuit is open, shorted to ground or shorted to system power
 
Pressure control solenoid, Shift control solenoid or TCC solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P1791



PCM ECT Level Signal to TCM Circuit Malfunction

Possible Causes:



ECT sensor signal circuit to the TCM is open
 
ECT sensor signal circuit to the TCM is shorted to ground
 
ECT sensor is out-of-calibration, damaged or has failed
 
TCM or PCM has failed
 

 
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