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Measure the resistance according to the value(s) in the table below.
Standard Resistance |
Tester Connection |
Switch Condition |
Specified Condition |
A11 (AU1) - A8 (EAU) |
No switch is pushed |
95 to 105 kΩ |
Seek+ switch pushed |
Below 2.5 Ω |
Seek- switch pushed |
313 to 345 Ω |
Volume+ switch pushed |
950 to 1050 Ω |
Volume- switch pushed |
2955 to 3265 Ω |
A10 (AU2) - A8 (EAU) |
No switch is pushed |
95 to 105 kΩ |
Mode switch pushed |
Below 2.5 Ω |
Voice switch pushed |
2955 to 3265 Ω |
On Hook switch pushed |
313 to 345 Ω |
Off Hook switch pushed |
950 to 1050 Ω |
A2 (+DP) - A8 (EAU) |
No switch is pushed |
95 to 105 kΩ |
Enter switch pushed |
Below 2.5 Ω |
Back switch pushed |
950 to 1050 Ω |
Top switch pushed |
313 to 345 Ω |
A3 (+DP2) - A8 (EAU) |
No switch is pushed |
95 to 105 kΩ |
Left switch pushed |
Below 2.5 Ω |
Right switch pushed |
2955 to 3265 Ω |
Up switch pushed |
313 to 345 Ω |
Down switch pushed |
950 to 1050 Ω |
A4 (DIST) - A7 (ECC) |
No switch is pushed |
1 MΩ or higher |
ACC switch pushed |
Below 2.5 Ω |
LDA switch pushed |
228 to 252 Ω |
HO - A6 (HO) |
Always |
Below 2.5 Ω |
B1 (ECC) - A7 (ECC) |
Always |
Below 2.5 Ω |
B2 (CCS) - A12 (CCS) |
Always |
Below 2.5 Ω |
VGRS - A9 (GND1) |
Always |
Below 2.5 Ω |
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If the result is not as specified, replace the steering switch assembly.
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Connect the battery positive (+) lead to terminal A5 (IL+2) and the negative (-) lead to terminal A8 (EAU) of the steering pad switch assembly connector.
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Check that the switch illumination comes on.
OK |
Steering pad switch illumination comes on. |
If the result is not as specified, replace the steering pad switch assembly.