RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
NO: Go To 9
9. CHECK THE (C61) BLEND DOOR DRIVER CIRCUIT FOR A SHORT TO THE (C801) MODE DOOR 1 DRIVER CIRCUIT & THE
(C29) MODE DOOR 2 DRIVER CIRCUIT
Measure the resistance between the (C61) Blend Door Driver circuit and the (C801) Mode Door 1 Driver circuit and the (C29) Mode Door 2
Driver circuit in the A/C Heater Control C1 harness connector.
Q: Is the resistance below 10k ohms on any of the circuits?
YES: Repair all circuits with a resistance below 10k ohms for a short to the (C61) Blend Door Driver circuit. Perform BODY VERIFICATION
TEST - VER 1. See: Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated
Procedures/Verification Tests/Body Verification Test
NO: Go To 10
10. CHECK THE (C801) MODE DOOR 1 DRIVER CIRCUIT FOR A SHORT TO THE (C29) MODE DOOR 2 DRIVER CIRCUIT
Measure the resistance between the (C801) Mode Door 1 Driver circuit and the (C29) Mode Door 2 Driver circuit in the A/C Heater Control C1
harness connector.
Q: Is the resistance below 10k ohms?
YES: Repair the (C29) Mode Door 2 Driver circuit for a short to the (C801) Mode Door 1 Driver circuit. Perform BODY VERIFICATION
TEST - VER 1. See: Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated
