Inspection Procedure

INSPECT FUSE (GAUGE, DOME)
1. Check the continuity in GAUGE fuse.
2. Check the continuity in DOME fuse.
1. NG: REPLACE FUSE
2. OK: Go to next step.
INSPECT COMBINATION METER ASSY (POWER SOURCE AND GROUND CIRCUIT)
1. Remove combination meter assy.
2. Check continuity.
  1. Check the continuity between terminals C9-9 of combination meter connector and body ground.
    Standard: There is continuity.
3. Check voltage.
  1. Measure voltage between terminal C9-20 of combination meter connector and body ground.
    Standard voltage: 10 to 14 V
  2. Turn the ignition switch to ON.
  3. Measure voltage between terminal C9-19 of combination meter connector and body ground.
    Standard voltage: 10 to 14 V
    
    Fig 1: Checking Voltage & Continuity Between Terminals Of Combination Meter Connector & Body Ground
    Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
2. OK: REPLACE COMBINATION METER ASSY (SEE OVERHAUL )