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3. (N112) RADIATOR FAN CONTROL RELAY CONTROL CIRCUIT Disconnect the TIPM C-11 harness connector. Turn the ignition on, engine not running. With a scan tool, select Radiator Cooling Fan Relay #1 Control State, Using a 12–volt test light connected to battery voltage, probe the (N112) Does the test light illuminate and flash on and off? Yes >> Replace the Radiator Fan Control Relay. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE) No >> Go To 4 4. (N201) LOW/HIGH RADIATOR FAN CONTROL RELAY CONTROL CIRCUIT OPEN Turn the ignition off. Measure the resistance of the (N201) Low/High Radiator Fan Control Is the resistance below 10.0 ohms? Yes >> Go To 5 No >> Replace the PDM in accordance with the Service informa- tion. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE) PM ENGINE ELECTRICAL DIAGNOSTICS - DIESEL 9 - 1119 |