Inspection Procedure

INSPECT FUSE (GAUGE 2, ECU-B)
1. Check the continuity in GAUGE 2, ECU-B fuse.
1. NG: REPLACE FUSE
2. OK: Go to next step.
CHECK COMBINATION METER ASSY (POWER SOURCE AND GROUND CIRCUIT)
1. Remove the combination meter assy.
2. Check continuity.
  1. Check continuity between the terminal C10-30 of the combination meter connector and the body ground.
    Standard: Continuity.
3. Check the voltage.
  1. Measure the voltage between the terminal C10-12 of the combination meter connector and the body ground.
    Standard voltage: 10 - 14 V
  2. Turn the ignition switch to ON.
  3. Measure the voltage between the terminal C10-32 of the combination meter connector and the body ground.
    Standard voltage: 10 - 14 V
    
    Fig 1: Identifying Combination Meter Assy Connector Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
2. OK: CHECK AND REPLACE COMBINATION METER ASSY