Page 1825 of 4500
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OK: REPLACE CLOCK ASSY
8.CHECK HARNESS AND CONNECTOR (CLOCK ASSY - COMBINATION METER ASSY)
(SEE HOW TO PROCEED WITH TROUBLESHOOTING
)
a. Disconnect the C10 and C12 connectors.
b. Measure the resistance according to the value (s) in the table below.
Standard
C10 AND C12 CONNECTORS RESISTANCE SPECIFICATIONS
Tester ConnectionConditionSpecified Condition
C12-9 - C10-7AlwaysBelow 1 ohms
C12-9 - Body groundAlways10 kohms or higher
Page 1826 of 4500
Page 1827 of 4500
Fig. 76: Identifying C10 And C12 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE COMBINATION METER ASSY (SEE OVERHAUL
)
9.INSPECT COMBINATION METER ASSY
a. Disconnect the combination meter connectors.
b. Measure the voltage according to the value (s) in the table below.
Standard
COMBINATION METER CONNECTOR TERMINALS VOLTAGE SPECIFICATIONS
NG: Go to step 11
Fig. 77: Identifying Combination Meter Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Terminal NoConditionSpecified condition
C12-9 - Body groundIgnition switch ON, Passenger seat belt is unfastened10 to 14 V
Page 1828 of 4500
OK: GO TO NEXT STEP
10.INSPECT MULTI-DISPLAY
a. Disconnect the multi-display connector.
b. Measure the voltage according to the value (s) in the table below.
Standard
MULTI-DISPLAY CONNECTOR TERMINALS VOLTAGE SPECIFICATIONS
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
Fig. 78: Identifying Multi
-Display Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Terminal NoConditionSpecified condition
M4-21 - M4-3Ignition switch ON, Passenger seat belt is unfastened10 to 14 V
Page 1829 of 4500
OK: REPLACE MULTI-DISPLAY
11.CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY - COMBINATION METER ASSY)
(SEE HOW TO PROCEED WITH TROUBLESHOOTING
)
a. Disconnect the M4 and C12 connectors.
b. Measure the resistance according to the value (s) in the table below.
Standard
M4 AND C12 CONNECTORS RESISTANCE SPECIFICATIONS
Tester ConnectionConditionSpecified Condition
C12-9 - M4-21AlwaysBelow 1 ohms
C12-9 - Body groundAlways10 kohms or higher
Page 1830 of 4500
Page 1831 of 4500
Fig. 79: Identifying M4 And C12 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE COMBINATION METER ASSY (SEE OVERHAUL
)
WIRING DIAGRAM
Fig. 80: ODO/TRIP Switch Wiring Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.READ VALUE OF HAND-HELD TESTER
a. Operate the hand-held tester according to the steps on the display and select the "DATA LIST".
METER:
DATA LIST REFERENCE
ItemMeasurement Item/ Range (Display)Normal ConditionDiagnostic Note
ODO/TRIP SWODO/TRIP switch is ON / OFFON: Switch is pushed
OFF: Switch is released-
TRIP RESET SWTRIP RESET switch is ON / OFFON: Switch is pushed
OFF: Switch is released-
Page 1832 of 4500
OK:
Switch condition (ON/OFF) can be switched by actual operation.
NG: Go to step 2
OK: REPLACE COMBINATION METER ASSY (SEE OVERHAUL
)
2.INSPECT TRIP SWITCH
a. Disconnect the trip switch connector.
b. Measure the resistance according to the value (s) in the table below.
Standard
TRIP SWITCH CONNECTOR RESISTANCE SPECIFICATIONS
NG: REPLACE TRIP SWITCH
Terminal NoConditionSpecified condition
T10-1 - T10-2ODO/TRIP switch OFF --> ON10 kohms or higher --> Below 1 ohms
T10-3 - T10-2RESET switch OFF --> ON10 kohms or higher --> Below 1 ohms