Toyota Camry (XV70): 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 (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY) |
(a) Disconnect the K4 radio and display receiver assembly connector.
(b) Disconnect the K10 stereo component amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester connection | Condition |
Specified condition |
|---|---|---|
|
K4-3 (RL+) - K10-15 (II1+) |
Always | Below 1 Ω |
|
K4-8 (RL-) - K10-14 (II1-) |
Always | Below 1 Ω |
|
K10-18 (SLD1) - Body ground |
Always | 10 kΩ or higher |
|
K4-3 (RL+) or K10-15 (II1+) - Body ground |
Always | 10 kΩ or higher |
|
K4-8 (RL-) or K10-14 (II1-) - Body ground |
Always | 10 kΩ or higher |
| OK | .gif) | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
|
.gif)
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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Microphone Circuit between Microphone and Radio Receiver
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
Radio Receiver Power Source Circuit
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
SEE MORE:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Audio and Visual System
DTC No. Detection Item
Link B1324
Lost Communication with Meter
B1325 Lost Communication with HUD
B1551 HD Radio Tuner Malfunction
B1579 Voice Recognition Microphone
Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164,U0198,U023B,U0265,U1110)
DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication circuit.
DTC No. Detection Item
DTC Detection Condition Trouble Area
U0073 Sending Malfunction (Navigation to APGS)
CAN bus connection error
CAN communication system
U010
