Inspection Procedure
- CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY - TELEVISION CAMERA ASSEMBLY)
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- Disconnect the M4 connector from the multi-display.
- Disconnect the T15 connector from the television camera assembly.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
STANDARD RESISTANCE SPECIFICATION TABLETester connection (Terminal No.) Condition Specified condition CB+ (T15-4) - CA+ (M4-29) Always Below 1 Ω CGND (T15-3) - CGND (M4-30) Always Below 1 Ω CV+ (T15-2) - V+ (M4-27) Always Below 1 Ω CV- (T15-1) - V- (M4-28) Always Below 1 Ω CB+ (T15-4) - Body ground Always 10 kΩ or higher CGND (T15-3) - Body ground Always 10 kΩ or higher CV+ (T15-2) - Body ground Always 10 kΩ or higher CV- (T15-1) - Body ground Always 10 kΩ or higher
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: Go to Next Step
- INSPECT MULTI-DISPLAY
- Reconnect the multi-display M4 connector.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
STANDARD VOLTAGE SPECIFICATION TABLETester connection Condition Specified condition CB+ (T15-4) - CGND (T15-3) Ignition switch on Shift lever R position Approx. 6 V
NG: REPLACE MULTI-DISPLAY
OK: Go to Next Step
- INSPECT TELEVISION CAMERA ASSEMBLY
- Reconnect the television camera assembly T15 connector.
- Check the waveform of the television camera assembly using an oscilloscope.
- Measurement terminal: CV+ - CV-
Measurement setting: 0.2 V/DIV, 0.2 μs/DIV
Condition: Ignition switch on, Shift lever in the R position
OK: Pulses as shown below.
- Measurement terminal: CV+ - CV-
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPLACE TELEVISION CAMERA ASSEMBLY
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE