DESCRIPTION
Power is supplied to the radio and display receiver assembly and steering pad switch assembly illumination when the light control switch is in the TAIL or HEAD position.
WIRING DIAGRAM
INSPECTION PROCEDURE
CAUTION:
The vehicle is equipped with an SRS (Supplemental Restraint System) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the Precaution in the Supplemental Restraint System Click here.
PROCEDURE
CHECK ILLUMINATION
Check if the illumination for the radio and display receiver assembly, steering pad switch assembly, glove box or other parts (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. | A |
Illumination comes on for all components except radio and display receiver. | B |
No illumination comes on (radio and display receiver, hazard switch, glove box, etc.). | C |
B |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BATTERY) Click here |
C |
GO TO LIGHTING SYSTEM Click here |
A |
CHECK HARNESS AND CONNECTOR (SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY - BATTERY)
*a | Front view of wire harness connector (to Spiral with Sensor Cable Sub-assembly) |
Disconnect the H11 spiral with sensor cable sub-assembly connector.
Measure the voltage according to the value(s) in the table below.
Standard Voltage | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
INSPECT STEERING PAD SWITCH ASSEMBLY
Remove the steering pad switch assembly Click here.
Connect the positive (+) lead of the battery to terminal 5 (IL+2) and the negative (-) lead to terminal 8 (EAU) of the steering pad switch assembly connector.
*A | w/ Transmission Shift Switch | - | - |
Check if the illumination for the steering pad switch assembly comes on.
OK |
---|
Illumination for the steering pad switch assembly comes on. |
NG |
REPLACE STEERING PAD SWITCH ASSEMBLY Click here |
OK |
INSPECT SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY
*a | Steering Pad Switch Side |
*b | Vehicle Side |
Remove the spiral with sensor cable sub-assembly Click here.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
CAUTION:
The spiral cable is an important part of the SRS airbag system. Incorrect removal or installation of the spiral cable may prevent the airbag from deploying. Be sure to read the Precaution for SRS Click here.
NG |
REPLACE SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY Click here |
OK |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY)
Disconnect the H105 radio and display receiver assembly connector.
Disconnect the H11 spiral with sensor cable sub-assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BATTERY)
*a | Front view of wire harness connector (to Radio and Display Receiver Assembly) |
Disconnect the H107 radio and display receiver assembly connector.
Measure the voltage according to the value(s) in the table below.
Standard Voltage | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here