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B100D–FLOOR MODE SWITCH REQUEST INPUT CIRCUIT LOW (ATC) For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes OBJECT HOLDING SWITCH IN A PUSHED POSITION A/C HEATER CONTROL Theory of Operation The switch input changes when the switch is pushed down. An active DTC indicates that the switch is stuck in a NOTE: This DTC must be active for the results of this test to be valid. Do not perform this test if this DTC Diagnostic Test 1. INSPECT FOR OBJECT HOLDING SWITCH IN A PUSHED POSITION Inspect the A/C Heater Control for an object holding the switch in a pushed position. If present, remove the object. Turn the ignition on. With the scan tool, erase HVAC DTCs. Turn the ignition off, wait 10 seconds, and then turn the ignition on. Wait two minutes, then with the scan tool, read HVAC DTCs. Does the scan tool display active: B100D–FLOOR MODE SWITCH REQUEST INPUT CIRCUIT LOW? Yes >> Replace the A/C Heater Control in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. No >> Perform BODY VERIFICATION TEST – VER 1. HB HVAC - ELECTRICAL DIAGNOSTICS 24 - 5 |