DESCRIPTION
Power is supplied to the radio receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
1. |
CHECK ILLUMINATION |
(a) Check if the illumination for the radio receiver assembly, steering pad switch assembly, heater control switch or others (hazard switch, transmission control switch, etc.) comes on when the light control switch is turned to the head or tail position.
Result |
Proceed to |
---|---|
Illumination comes on for all components except steering pad switch assembly. |
A |
Illumination comes on for all components except radio receiver assembly. |
B |
No illumination comes on (radio receiver assembly, hazard switch, heater control switch, etc.). |
C |
B | ![]() |
GO TO STEP 5 |
C | ![]() |
GO TO LIGHTING SYSTEM |
|
2. |
CHECK HARNESS AND CONNECTOR (ILLUMINATION SIGNAL) |
(a) Disconnect the spiral cable with sensor sub-assembly connector.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT STEERING PAD SWITCH ASSEMBLY |
(a) Remove the steering pad switch assembly.
Click here
(b) Inspect the steering pad switch assembly.
Click here
(c) Check that the steering pad switch assembly illumination illuminates.
OK:
The steering pad switch assembly illumination illuminates.
NG | ![]() |
REPLACE STEERING PAD SWITCH ASSEMBLY |
|
4. |
INSPECT SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY |
(a) Remove the spiral cable with sensor sub-assembly.
Click here
(b) Inspect the spiral cable with sensor sub-assembly.
Click here
NOTICE:
OK | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY - RADIO RECEIVER ASSEMBLY - BODY GROUND) |
NG | ![]() |
REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY |
5. |
CHECK HARNESS AND CONNECTOR (ILLUMINATION SIGNAL) |
(a) Disconnect the radio receiver assembly connector.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK | ![]() |
REPLACE RADIO RECEIVER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Toyota CH-R Service Manual > Front Door Courtesy Switch: Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. INSTALL FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY
(a) Using a T30 "TORX" socket wrench, install the front door c ...
Toyota CH-R Service Manual > Integration Relay: Inspection
INSPECTION
PROCEDURE
1. INSPECT NO. 1 INTEGRATION RELAY
(a) IG1 NO. 3 RELAY:
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
...