Toyota Camry (XV70): 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 - NAVIGATION ECU) |
(a) Disconnect the K1 radio and display receiver assembly connector.
(b) Disconnect the K17 navigation ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition |
Specified Condition |
K1-7 (SUP) - K17-21 (SUP) |
Always | Below 1 Ω |
K1-7 (SUP) or K17-21 (SUP) - Body ground |
Always | 10 kΩ or higher |
NG |
| REPAIR OR REPLACE HARNESS OR CONNECTOR |
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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
DESCRIPTION
w/o Manual (SOS) Switch:
The radio and display receiver assembly, roof console box sub-assembly and telephone microphone assembly are connected to each other using the microphone co
DESCRIPTION This is the power source circuit to operate the radio and display receiver assembly. WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE: Inspect the fuses for circuits related to this syst
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REMOVAL CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during navigation antenna assembly removal/installation are shown below. Necessary Procedure After Parts Rem
DESCRIPTION Refer to DTC C050012 Click here
DTC No. Detection Item
DTC Detection Condition Trouble Area
C050014 Left Front Wheel Speed Sensor Circuit Short to Ground or Open
A short or open circuit is detected in the speed sensor signal circuit for 0.12 seconds or