P2769

DTC P2769

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P2769 Torque Converter Clutch (TCC) Electrical (Ground Short)

Conditions for Setting the DTC

* No emergency mode.
* TCM detects that the OFF signal (12V) of the lockup solenoid monitor, when the lockup driver outputs the ON signal (0V) for 0.5 of a second continuously.
* Detection continuously occurs 1 time or more.

Action Taken When the DTC Sets

* The TCM will request the illumination of malfunction indicator lamp (MIL) and store the DTC when the TCM detects a failure on two consecutive ignition cycles.
* No TCC lockup solenoid.

Conditions for Clearing the DTC

* The TCM turns OFF the MIL when no further failures are detected on the next 3 consecutive ignition cycles.
* The scan tool can clear the DTC from the TCM history.
* The TCM clears the DTC from the TCM history memory after 40 consecutive ignition cycles without fault.
* The TCM detects the ON signal of the lockup solenoid monitor for 1000 milliseconds.

Cause of Failure

* The wiring harness or the connector between the lockup solenoid and the TCM
* Lockup Solenoid
* The TCM