P1510

Wiring Diagram:

CIRCUIT DESCRIPTION
Battery voltage is supplied so that diagnostic trouble code memory, values for engine control learned by ECM, etc. are kept in ECM even when the ignition switch is turned OFF.

Detecting Condition / Possible Cause:

DTC CONFIRMATION PROCEDURE
1. Clear DTC, start engine and run it at idle for 1 min.
2. Select "DTC" mode on scan tool and check DTC.

Inspection (Step 1):