Inspection Procedure

CHECK FUSE
1. Check that continuity exists of DOME fuse.
2. Check that continuity exists of GAUGE fuse.
3. Check that continuity exists of AM1 fuse.
1. NG: REPLACE FUSE
2. OK: Go to next step.
INSPECT COMBINATION METER ASSY
1. Check continuity.
  1. Disconnect the "C11" connector from combination meter assy.
  2. Check continuity between terminal C11-40 of combination meter assy connector and body ground.
    OK: Continuity exists
    
    Fig 1: Locating Power Earth Terminal
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check voltage.
  1. Disconnect the "C11" connector from combination meter assy.
  2. Measure voltage between terminal C11-1 of combination meter assy connector and body ground.
    
    Fig 2: Locating +B & IG+ Terminal
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Voltage: 10 - 14 V
  3. Turn the ignition switch to ON.
  4. Measure voltage between terminal C11-21 of combination meter assy connector and body ground.
    Voltage: 10 - 14 V
1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
2. OK: CHECK AND REPLACE COMBINATION METER ASSY