Diagnostic Procedure

DTC 43 Starter Signal Circuit

DIAGNOSTIC PROCEDURE
HINT: This diagnostic chart is based on the premise that the engine is cranked normally. If the engine is not cranked, proceed to the matrix chart of problem symptoms.
1. Check for the test mode.
- If OK proceed to next circuit inspection shown on matrix chart.
- If not OK proceed to step 2.

2. Check for open in harness and connector between engine control module (ECM) and starter relay.
- If OK check and replace ECM.
- If not OK repair or replace harness connector.