Display Signal Circuit between Inner Rear View Mirror Assembly and Television Camera Assembly

PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM: Display Signal Circuit between Inner Rear View Mirror Assembly and Television Camera Assembly

Display Signal Circuit between Inner Rear View Mirror Assembly and Television Camera Assembly

DESCRIPTION

This is the display signal circuit of the television camera assembly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (INNER MIRROR - TELEVISION CAMERA)




(a) Disconnect the I8 inner rear view mirror assembly connector.
(b) Disconnect the T19 television camera assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:





(d) Reconnect the inner rear view mirror assembly connector.
(e) Reconnect the television camera assembly connector.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

2. INSPECT INNER REAR VIEW MIRROR ASSEMBLY




(a) Disconnect the T19 television camera assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:





(c) Reconnect the television camera assembly connector.
NG -- REPLACE INNER REAR VIEW MIRROR ASSEMBLY
OK -- Continue to next step.

3. INSPECT TELEVISION CAMERA ASSEMBLY




(a) Using an oscilloscope, check the waveform.






OK:
Waveform is as shown in the illustration.
NG -- REPLACE TELEVISION CAMERA ASSEMBLY
OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE