Idle Control System — Troubleshooting Flowchart — Air Conditioning Signal (cont'd)
6-65flowchartReferences Section 15 (Heater/Air Conditioning) for air conditioner inspection.
1
(From page 6-64)
2
A/C switch ON.
3
Does A/C operate?
NO
See Air conditioner inspection (section 15).
YES
4
Measure voltage between B8 (+) terminal and A18 (-) terminal.
5
Is voltage below 1 V?
NO
Repair open in BLU/RED wire between ECU (B8) and A/C switch.
YES
Air conditioning signal is OK.