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B1027–REAR BLOWER CONTROL REQUEST INPUT CIRCUIT/PERFORMANCE (ATC) (CONTINUED) 4. CHECK (C803) REAR BLOWER MEDIUM CIRCUIT FOR A SHORT TO (F504) FUSED IGNITION SWITCH Measure the resistance between the (C803) Rear Blower Medium cir- Is the resistance below 10k ohms? Yes >> Go To 5 No >> Go To 5 5. CHECK (C802) REAR BLOWER HIGH CIRCUIT FOR A SHORT TO (F504) FUSED IGNITION SWITCH Measure the resistance between the (C802) Rear Blower High circuit Is the resistance below 10k ohms on any of the circuits tested Yes >> Repair the circuit(s) with a resistance below 10k ohms for a short to the (F504) Fused Ignition Switch Output (Run) Perform BODY VERIFICATION TEST - VER 1. No >> Go To 6 HB HVAC - ELECTRICAL DIAGNOSTICS 24 - 141 |