Toyota Camry (XV70): Reverse Signal Circuit
DESCRIPTION
The radio and display receiver assembly receives a reverse signal from the BKUP LP relay.
WIRING DIAGRAM
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PROCEDURE
| 1. |
CHECK BACK-UP LIGHT |
(a) Move the shift lever to R and check if the back-up lights come on.
OK:
The back-up lights come on.
| NG | .gif) | GO TO LIGHTING SYSTEM
|
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|
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| 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 |
| OK | | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
|
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
DESCRIPTION This circuit includes the navigation ECU and radio and display receiver assembly. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY
Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU
DESCRIPTION This circuit includes the navigation ECU and radio and display receiver assembly. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY
Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR
SEE MORE:
Actuator Supply Voltage "A" Stuck On (P06579E)
MONITOR DESCRIPTION The ECM monitors the output voltage to the throttle actuator. This self-check ensures that the ECM is functioning properly. The output voltage is usually 0 V when the engine switch is turned off. If the output voltage is 7 V or higher when the engine switch is turned off, the ECM
If you think something
is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer as
soon as possible.
Visible symptoms
Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)
Flat-looking tires or uneven tire
