TROUBLE DIAGNOSIS FOR POWER SUPPLY; Main Power Supply and Ground Circuit (Cont'd); DIAGNOSTIC PROCEDURE
EF & EC-7072prose procedureMain Power Supply and Ground Circuit (Cont'd)
CG10, CGA3
DIAGNOSTIC PROCEDURE
Step 1 — INSPECTION START
- 1Start engine.
- 2Is engine running? - Yes → GO TO 4. - No → GO TO 2.
Step 2 — CHECK POWER SUPPLY-I
- 1Turn ignition switch "OFF" and then "ON".
- 2Check voltage between ECM terminal 58 and ground with CONSULT-II or tester. (See SEF651Z)
- 3Voltage: Battery voltage.
- 4OK or NG: - OK → GO TO 4. - NG → GO TO 3.
Step 3 — DETECT MALFUNCTIONING PART
- 1Check the following: - Fuse 10A, 40A - Fusible link 30A - Fuse block connectors M140, M141 - Harness connectors F58, M184 - Harness for open or short between ECM and fuse block - Harness for open or short between fuse block and ignition switch
- 2→ Repair harness or connectors.