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MANUAL A/C DIAGNOSIS TSB Revision HEATER, AIR CONDITIONING AND VENTILATION 55A-156 STEP 4. Check the A/C pressure sensor. valve. (2) Disconnect the A/C pressure sensor connector and connect special tool test harness MB991658 as shown in the (3) Turn ON the engine and then turn ON the air conditioner switch. (4) At this time, check to see that the voltage of A/C pressure sensor terminal No. 2 reflects the specifications of the ± 5%. Q: Is the A/C pressure sensor in good condition? YES : Go to Step 5. conditioning works normally. STEP 5. Check A/C-ECU connector C-10 for loose, YES : Go to Step 6. 00E, Harness Connector Inspection . Check that the air conditioning works normally. AC305034 A/C PRESSURE SENSOR AD AC307368 A/C MB991658 AB HARNESS SIDE AC208297AB REFRIGERANT PRESSURE (MPa) OUTPUT VOLTAGE (V) 0 1 2 3 5 4 1 2 3 AC305233AW CONNECTOR: C-10 HARNESS SIDE C-10 (B) |