Toyota Camry (XV70): 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 system before performing the following procedure.
PROCEDURE
| 1. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the K3 and K2 radio and display receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
K3-1 (GND1) - Body ground |
Always | Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
K3-4 (+B1) - K3-1 (GND1) |
Always | 11 to 14 V |
|
K3-15 (ACC1) - K3-1 (GND1) |
Engine switch on (ACC) |
11 to 14 V |
|
K2-19 (IG) - K3-1 (GND1) |
Engine switch on (IG) |
11 to 14 V |
| OK | .gif) | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
|
.gif)
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
Blind Spot Monitor Sensor
ComponentsCOMPONENTS ILLUSTRATION
*1 BLIND SPOT MONITOR SENSOR LH
*2 BLIND SPOT MONITOR SENSOR RH
*3 REAR BUMPER ASSEMBLY
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N*m (kgf*cm, ft.*lbf)
SEE MORE:
Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE BRAKE MASTER CYLINDER STRAIGHT PIN
(a) Secure the brake master cylinder sub-assembly in a vise. NOTICE:
Place aluminum plates on the vise to prevent damage to the brake master cylinder sub-assembly.
(b) Using a 5 mm pin punch and a hammer, tap out the brake
Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION for Automatic Sound Levelizer (ASL):
This circuit is necessary for the Automatic Sound Levelizer (ASL) built into the radio and display receiver assembly.
The Automatic Sound Levelizer (ASL) function automatically adjusts the audio system volume in order to compensate for increase
