Infiniti Car 1998-05

4.5L V8 - Auto 5

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Trouble Code: P1757



A/T FR/B Solenoid Valve Circuit Malfunction:

Possible Causes:



FR/B solenoid connector is damaged or has failed
 
FR/B solenoid control circuit is open or shorted to ground
 
FR/B solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1759



A/T FR/B Solenoid Valve Performance:

Possible Causes:



FR/B solenoid connector is damaged or has failed
 
FR/B solenoid control circuit is open or shorted to ground
 
FR/B solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1762



A/T D/C Solenoid Valve Circuit Malfunction:

Possible Causes:



D/C solenoid connector is damaged or has failed
 
D/C solenoid control circuit is open or shorted to ground
 
D/C solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1764



A/T D/C Solenoid Valve Circuit Malfunction:

Possible Causes:



D/C solenoid connector is damaged or has failed
 
D/C solenoid control circuit is open or shorted to ground
 
D/C solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1767



A/T HLR/C Solenoid Valve Circuit Malfunction:

Possible Causes:



HLR/C solenoid connector is damaged or has failed
 
HLR/C solenoid control circuit is open or shorted to ground
 
HLR/C solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1769



A/T HLR/C Solenoid Valve Circuit Malfunction:

Possible Causes:



HLR/C solenoid connector is damaged or has failed
 
HLR/C solenoid control circuit is open or shorted to ground
 
HLR/C solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1772



A/T LC/B Solenoid Valve Circuit Malfunction:

Possible Causes:



LC/B solenoid connector is damaged or has failed
 
LC/B solenoid control circuit is open or shorted to ground
 
LC/B solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1774



A/T LC/B Solenoid Valve Circuit Malfunction:

Possible Causes:



LC/B solenoid connector is damaged or has failed
 
LC/B solenoid control circuit is open or shorted to ground
 
LC/B solenoid is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1805



A/T Brake Switch Circuit Malfunction:

Possible Causes:



Stop lamp switch connector is damaged or loose (open circuit)
 
Stop lamp switch power circuit is open (test the No. 2 15A fuse)
 
Stop lamp switch is damaged or has failed (it may be shorted)
 

Trouble Code: P2122



Accelerator Pedal Position Sensor 1 Signal Low Input:

Possible Causes:



APP1 sensor connector is damaged (it may be shorted)
 
APP1 sensor signal circuit is shorted to ground
 
APP1 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P2123



Accelerator Pedal Position Sensor 1 Signal High Input:

Possible Causes:



APP1 sensor connector is damaged (it may be open)
 
APP1 sensor signal circuit is shorted to VREF or system power
 
APP1 sensor signal circuit is damaged or has failed
 
TSB 01-064 (10/19/01) contains information related to this code
 

Trouble Code: P2127



Accelerator Pedal Position Sensor 2 Signal Low Input:

Possible Causes:



APP2 sensor connector is damaged (it may be shorted)
 
APP2 sensor signal circuit is shorted to ground
 
APP2 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P2128



Accelerator Pedal Position Sensor 2 Signal High Input:

Possible Causes:



APP2 sensor connector is damaged (it may be open)
 
APP2 sensor signal circuit is shorted to VREF or system power
 
APP2 sensor signal circuit is damaged or has failed
 

Trouble Code: P2135



Throttle Position Sensor Range/Performance:

Possible Causes:



TP1 or TP2 sensor connector is damaged (open or shorted)
 
TP1 sensor signal circuit is open or shorted to ground
 
TP1 sensor signal circuit is damaged or has failed
 
TP2 sensor signal circuit is open or shorted to ground
 
TP2 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: P2138



Accelerator Pedal Position Sensor Range/Performance:

Possible Causes:



APP1 or APP2 sensor connector is damaged (open or shorted)
 
APP1 sensor signal circuit is open or shorted to ground
 
APP1 sensor signal circuit is damaged or has failed
 
APP2 sensor signal circuit is open or shorted to ground
 
APP2 sensor signal circuit is damaged or has failed
 
PCM is damaged or has failed
 

Trouble Code: U1000



Controller Area Network Line Malfunction:

Possible Causes:



CAN connector is damaged or is disconnected
 
CAN communication line is open, shorted to ground or to power
 
One of the modules is shorted and pulling the CAN voltage low
 

Trouble Code: U1001



Controller Area Network Line Malfunction:

Possible Causes:



CAN connector is damaged or is disconnected
 
CAN communication line is open, shorted to ground or to power
 
One of the modules is shorted and pulling the CAN voltage low
 

 
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