P1530

Wiring Diagram:

CIRCUIT DESCRIPTION
The Test switch terminal is included in the Diag.-1 (Monitor) connector. When this terminal is grounded, ECM fixes the ignition timing to initial one.

Detecting Condition / Possible Cause:

DTC CONFIRMATION PROCEDURE
1. Clear DTC, start engine and drive vehicle for 1 min.
2. Select "DTC" mode on scan tool and check DTC.

Inspection (Steps 1 - 3):