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6 CHECK GLOW INDICATOR LAMP POWER SUPPLY CIRCUIT 1. Turn ignition switch “OFF”. SEF744Z OK or NG OK © GO TO 8. NG © GO TO 7. 7 DETECT MALFUNCTIONING PART Check the following. + Fuse block (J/B) connector M1 + 10A fuse + Harness for open or short between combination meter and fuse © Repair open circuit or short to ground or short to power in harness or connectors. 8 CHECK GLOW INDICATOR LAMP OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch “OFF”. Continuity should exist. 4. Also check harness for short to ground and short to power. OK or NG OK © GO TO 10. NG © GO TO 9. 9 DETECT MALFUNCTIONING PART Check the following. + Harness connectors M49, F23 (where fitted) + Harness connectors M71, F45 (where fitted) + Harness for open or short between combination meter and ECM © Repair open circuit or short to ground or short to power in harness or connectors. 10 CHECK COMBINATION METER Check combination meter and glow indicator lamp. Refer to EL-130, “Meter and Gauges”. OK or NG OK © GO TO 18. NG © Repair or replace combination meter or glow indicator lamp. GLOW CONTROL SYSTEM YD22DDTI Diagnostic Procedure (Cont’d) EC-1273 |