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4 CHECK STARTING SYSTEM
Turn ignition switch OFF, then turn it to START.
Does starter motor operate?
YesorNo
Yes 䊳 GO TO 5.
No 䊳 Refer to “STARTING SYSTEM”, SC-10.
5 CHECK FUSE
1. Turn ignition switch OFF.
2. Disconnect 7.5A fuse.
3. Check if 7.5A fuse is OK.
OK or NG
OK 䊳 GO TO 6.
NG 䊳 Replace 7.5A fuse.
6 CHECK START SIGNAL INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal 20 and fuse block. Refer to Wiring Diagram.
Continuity should exist.
3. Also check harness for short to ground and short to power.
OK or NG
OK 䊳 GO TO 8.
NG 䊳 GO TO 7.
7 DETECT MALFUNCTIONING PART
Check the following.
쐌 Harness connectors M81, F36
쐌 Harness for open or short between ECM and fuse
䊳 Repair open circuit or short to ground or short to power in harness or connectors.
8 CHECK INTERMITTENT INCIDENT
Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-732.
䊳 INSPECTION END
START SIGNAL
VG33E
Diagnostic Procedure (Cont’d)
EC-1176
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