Honda Prelude Accord Civic S2000 2001-2006

TroubleCodes (27 of 29)

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3.0L V6 - Auto



Trouble Code: P1739

TCM A/T 3rd Pressure Switch Circuit Malfunction

Trouble Code Conditions: Engine running in gear, and the PCM detected an unexpected voltage condition on the 3rd pressure switch circuit during the test.

Possible Causes:



A/T 3rd pressure switch signal circuit is open
 
A/T 3rd pressure switch signal circuit is shorted to ground
 
A/T 3rd pressure switch signal circuit shorted to system power
 
A/T 3rd pressure switch is damaged or has failed
 
TCM or PCM has failed
 

Trouble Code: P1750

TCM A/T System Mechanical Malfunction

Trouble Code Conditions: Vehicle driven through 1st, 2nd, 3rd and 4th gears, and the PCM detected a mechanical problem in the A/T Control system.

Possible Causes:



Clutch pressure control solenoid valve 'A' is damaged or failed
 
Clutch pressure control solenoid valve 'B' is damaged or failed
 
A/T hydraulic control system mechanical problem
 
TCM or PCM has failed
 

Trouble Code: P1751

TCM A/T System Mechanical Malfunction

Trouble Code Conditions: Vehicle driven through 1st, 2nd, 3rd and 4th gears, and the PCM detected a mechanical problem in the A/T Control system.

Possible Causes:



Shift solenoid valve 'B' is damaged or has failed
 
Clutch pressure control solenoid valve 'A' is damaged or failed
 
Clutch pressure control solenoid valve 'B' is damaged or failed
 
A/T hydraulic control system mechanical problem
 
TCM or PCM has failed