Inspection Procedure
- CHECK INNER REAR VIEW MIRROR ASSEMBLY
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
VOLTAGE SPECIFIED CONDITIONTester Connection Condition Specified Condition P8-14 (CB+) - P8-13 (CGND) Ignition switch ON, shift lever in R 5.5 to 7.05 V NG: REPLACE INNER REAR VIEW MIRROR ASSEMBLY (See REMOVAL )
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OK: Go to Next Step
- Measure the voltage according to the value(s) in the table below.
- CHECK TELEVISION CAMERA ASSEMBLY
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- Using an oscilloscope, check the waveform.
Measurement Condition
WAVEFORM MEASUREMENT CONDITIONItem Content Tester Connection P8-7 (CV+) - P8-6 (CV-) Tool Setting 0.2V/DIV., 50 μs/DIV. Condition - Ignition switch ON, shift lever in R*1
- Ignition switch ON, shift lever in R, screen is blacked out by covering camera lens*2
OK: Waveform is as shown in illustration.
Result
RESULT CHARTResult Proceed to OK A NG (w/ Tire Carrier) B NG (w/o Tire Carrier) C B: Go to step 3
C: Go to STEP 4
A: PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )
- Using an oscilloscope, check the waveform.
- CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY TELEVISION CAMERA ASSEMBLY)
- Disconnect the P8 inner rear view mirror assembly connector.
- Disconnect the Q13 camera assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
RESISTANCE SPECIFIED CONDITIONTester Connection Condition Specified Condition P8-14 (CB+) - Q13-4 (CB+) Always Below 1 Ω P8-13 (CGND) - Q13-3 (CGND) Always Below 1 Ω P8-7 (CV+) - Q13-2 (CV+) Always Below 1 Ω P8-6 (CV-) - Q13-1 (CV-) Always Below 1 Ω P8-14 (CB+) - Body ground Always 10 kΩ or higher P8-13 (CGND) - Body ground Always 10 kΩ or higher P8-7 (CV+) - Body ground Always 10 kΩ or higher P8-6 (CV-) - Body ground Always 10 kΩ or higher NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
Fig 3: Identifying Inner Rear View Mirror Assembly And Television Camera Assembly Connector TerminalsCourtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
OK: REPLACE TELEVISION CAMERA ASSEMBLY (See REMOVAL )
- CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY TELEVISION CAMERA ASSEMBLY)
- Disconnect the P8 inner rear view mirror assembly connector.
- Disconnect the Q9 camera assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
RESISTANCE SPECIFIED CONDITIONTester Connection Condition Specified Condition P8-14 (CB+) - Q9-4 (CB+) Always Below 1 Ω P8-13 (CGND) - Q9-3 (CGND) Always Below 1 Ω P8-7 (CV+) - Q9-2 (CV+) Always Below 1 Ω P8-6 (CV-) - Q9-1 (CV-) Always Below 1 Ω P8-14 (CB+) - Body ground Always 10 kΩ or higher P8-13 (CGND) - Body ground Always 10 kΩ or higher P8-7 (CV+) - Body ground Always 10 kΩ or higher P8-6 (CV-) - Body ground Always 10 kΩ or higher NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
Fig 4: Identifying Inner Rear View Mirror Assembly And Television Camera Assembly Connector TerminalsCourtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
OK: REPLACE TELEVISION CAMERA ASSEMBLY (See REMOVAL )