INSPECTION
PROCEDURE
1. INSPECT STEERING PAD SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (HO) - Terminal-A |
Always |
Below 1 Ω |
|
10 (AU1) - 7 (EAU) |
No switch pushed |
95 to 105 kΩ |
|
Up switch pushed |
Below 2.5 Ω |
|
|
Down switch pushed |
313 to 345 Ω |
|
|
Volume+ switch pushed |
950 to 1050 Ω |
|
|
Volume- switch pushed |
2955 to 3265 Ω |
|
|
9 (AU2) - 7 (EAU) |
No switch pushed |
95 to 105 kΩ |
|
MODE/HOLD switch pushed |
Below 2.5 Ω |
|
|
On hook switch pushed |
313 to 345 Ω |
|
|
Off hook switch pushed |
950 to 1050 Ω |
|
|
Voice switch pushed |
2955 to 3265 Ω |
|
|
8 (AU3) - 7 (EAU) |
No switch pushed |
95 to 105 kΩ |
|
Enter switch pushed |
Below 2.5 Ω |
|
|
Back switch pushed |
313 to 345 Ω |
|
|
Right switch pushed |
950 to 1050 Ω |
|
|
Left switch pushed |
2955 to 3265 Ω |
HINT:
If the result is not as specified, replace the steering pad switch assembly.
Text in Illustration|
*a |
Component without harness connected (Steering Pad Switch Assembly) |
*b |
Volume+ |
|
*c |
Volume- |
*d |
Back |
|
*e |
MODE/HOLD |
*f |
Up |
|
*g |
Down |
*h |
Left |
|
*i |
Right |
*j |
Enter |
|
*k |
Off hook |
*l |
On hook |
|
*m |
Voice |
*n |
Terminal-A |
(b) Check the illumination.
(1) Connect a battery positive (+) lead to terminal IL+2 and a negative (-) lead to terminal -DP of the steering pad switch assembly connector.
(2) Check that the switch illumination comes on.
OK:
Steering pad switch illumination comes on.
HINT:
If the result is not as specified, replace the steering pad switch assembly.
Text in Illustration|
*a |
Component without harness connected (Steering Pad Switch Assembly) |
- |
- |
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