Toyota Camry (XV70): Reverse Signal Circuit
DESCRIPTION
The radio and display receiver assembly receives a reverse signal from the BKUP LP relay.
WIRING DIAGRAM
PROCEDURE
(a) Move the shift lever to R and check if the back-up lights come on.
OK:
The back-up lights come on.
OK |
| |
2. |
CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL) |
(a) Disconnect the K3 radio and display receiver assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition |
Specified Condition |
K3-28 (REV) - Body ground |
Engine switch on (IG) Shift lever in R |
11 to 14 V |
K3-28 (REV) - Body ground |
Engine switch on (IG) Shift lever not in R |
Below 1 V |
NG |
| REPAIR OR REPLACE HARNESS OR CONNECTOR |
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PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY
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PROCEDURE
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PROCEDURE
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DESCRIPTION This circuit is used to send and receive signals between the DCM (Telematics Transceiver) and radio and display receiver assembly or navigation ECU. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - DCM (TELEMATICS TRANSCEIVER))
DESCRIPTION The transmission revolution sensor (NC) detects the rotation speed of the counter gear which shows the output shaft speed of automatic transaxle assembly.
Based on the transmission revolution sensor (NC) signal and the transmission revolution sensor (NT) signal, the ECM controls engine