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MANUAL A/C DIAGNOSIS TSB Revision HEATER, AIR CONDITIONING AND VENTILATION 55A-175 STEP 2. Measure the voltage at A/C-ECU connector C-10. (1) Disconnect A/C-ECU connector C-10 and measure the voltage at the harness side. (2) Turn the ignition switch to the "ON" position. (3) Measure the voltage between terminal 16 and ground. • The measured value should be approximately 12 volts (battery positive voltage). Q: Is the measured voltage approx. 12 volts? YES : Go to Step 4. STEP 3. Check the wiring harness between A/C-ECU AC305233AW CONNECTOR: C-10 HARNESS SIDE C-10 (B) AC209365 CONNECTOR C-10 HC AC305233AW CONNECTOR: C-10 HARNESS SIDE C-10 (B) |