6-102 ENGINE GENERAL INFORMATION AND DIAGNOSIS
INSPECTION Step Action 1 Was “Engine Diag. Flow Table” performed? 2
Check for voltage at terminal E17-13 (Case of TYPE A) (See NOTE) or E18-20 (Case of TYPE B) (See NOTE) of ECM connector connected, under following condition. Engine starter signal specification While engine cranking : 6 – 10 V After starting engine : 0 V Is voltage as specified?
Yes Go to Step 2. Poor E17-13 (Case of TYPE A) (See NOTE) or E18-20 (Case of TYPE B) (See NOTE) connection or intermittent trouble. Check for intermittent referring to “Intermittent and Poor Connection” in Section 0A. If wire and connections are OK, substitute a known-good ECM and recheck.
No Go to “Engine Diag. Flow Table”. “B/Y” or “B/R” circuit open.