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B102F–REAR BLEND REQUEST INPUT CIRCUIT HIGH (MTC) (CONTINUED) 4. CHECK (C22) REAR BLEND SENSE CIRCUIT FOR A SHORT TO (F504) IGNITION SWITCH OUTPUT Measure the resistance between the (C22) Rear Blend Sense circuit Is the resistance below 10k ohms? Yes >> Repair the (C22) Rear Blend Sense circuit for a short to the (F504) Ignition Switch Output (Run) circuit. Perform BODY VERIFICATION TEST - VER 1. No >> Go To 5 5. CHECK (C800) REAR BLEND SENSE SUPPLY CIRCUIT FOR A SHORT TO (C50) REAR BLOWER Disconnect the A/C Heater Control C2 harness connector. Disconnect the Rear A/C Heater Control harness connector. Measure the resistance between the (C800) Rear Blend Sense Supply Is the resistance below 10k ohms? Yes >> Repair the (C800) Rear Blend Sense Supply circuit for a short to the (C50) Rear Blower Control Feed circuit. Perform BODY VERIFICATION TEST - VER 1. No >> Go To 6 HB HVAC - ELECTRICAL DIAGNOSTICS 24 - 25 |