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Acura DTC

Acura DTC P1778

Manufacture

Acura DTC

Code

P1778

Definition

A T Lockup Solenoid Valve C Circuit Malfunction

Description

Vehicle driven in 1st, 2nd, 3rd and 4th gears, and the PCM detected an unexpected voltage condition on the Solenoid C control circuit. Note: The D4 lamp on the dash will blink when this code is set.

Cause

  • Lockup solenoid C control circuit is open or shorted to groundLockup solenoid C circuit is shorted to system powerLockup solenoid C is damaged or has failedTCM or PCM has failed

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