Transmission Diagnosis

Diagnostic Chart:

Schematic:

Ignition voltage supplies power to operate the TCM and transaxle solenoids. The TCM monitors ignition voltage DTC P0563 sets when the TCM detects high ignition voltage when the engine is running.

DTC PARAMETERS
DTC P0563 will set if the TCM detects ignition voltage greater than 18 volts when:
^ Engine speed greater than 800 RPM
^ Trans. Protection Mode is OFF.
^ The condition exists for 20 seconds.

The TCM will command Trans. Protection Mode ON if this DTC is active.

This DTC will pass if ignition voltage remains between 9 volts and 18 volts for 20 seconds.

DTC P0563 is a type A DTC.

DIAGNOSTIC AIDS
DTC P0563 may set if the vehicle is jump started.
Test the charging system.
Clear DTCs in the TCM after repair is made to the charging system.