Inspection steps
- Reading of SSM4 data
- Using the SSM4, follow the screen display to bring up and check the [Data monitor].
SSM4 screen: [Each System] →[Combination Meter] →[Data monitor]
Item name [Symbol] Description/display range Normal value Remarks [ODO/TRIP Change SW] [ODO/TRIP SW] ODO/TRIP Change SW state Display range: OFF to ON ON: When the switch is pressed
OFF: When the switch is releasedIf it is abnormal, the trip switch may be faulty [Multi-display Change Switch] [Multi Disp SW] Multi display changeover SW state
Display range: OFF to ONON: When the switch is pressed
OFF: When the switch is releasedIf it is abnormal, the multi display switch may be faulty Criteria: The normal value is displayed properly.
NG: Go to Step 2.
OK: Go to next step
Replacement of the combination meter ASSY (Refer to REMOVAL )
- Unit inspection of the trip switch
- Remove the trip switch. (Refer to TRIP SWITCH )
- Resistance check
- Measure the resistance between the terminals.
STANDARD VALUE SPECIFICATION - RESISTANCEInspection terminals (Terminal symbol) Inspection conditions Standard value 2(TRIP) - 1 ODO/TRIP switch is pressed Less than 1 Ω 2(TRIP) - 1 ODO/TRIP switch is released 10 KΩ or more 3(DISP) - 1 DISP switch is pressed Less than 1 Ω 3(DISP) - 1 DISP switch is released 10 KΩ or more 8 (cs) - 1 km/h/MPH switch is pressed Less than 1 Ω 8 (cs) - 1 km/h/MPH switch is pressed 10 KΩ or more NG: Replacement of the trip switch (Refer to TRIP SWITCH )
OK: Go to next step
- Inspection of the wiring harness and connector (Combination meter ASSY - Trip switch)
- Disconnect connector D7 of the combination meter ASSY.
- Measure the resistance between the terminals.
STANDARD VALUE SPECIFICATION - RESISTANCEInspection terminals (Terminal symbol) Inspection conditions Standard value D7-34 (DISP) - D64-3 (DISP) Always Less than 1 Ω D7-36 (TRIP) - D64-2 (TRIP) Always Less than 1 Ω D7-35 (CS) - D64-8 (CS) Always Less than 1 Ω NG: Repair or replacement of wiring harness or connector
OK: Go to next step
Replacement of the combination meter ASSY (Refer to REMOVAL )