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6. (N112) RADIATOR FAN HIGH RELAY CONTROL CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (N112) Radiator Fan Is the resistance below 100 ohms? Yes >> Go To 7 No >> Replace the Front Control Module in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE) 7. RADIATOR FAN HI/LO CONTROL RELAY SHORTED INTERNALLY With the probe still at the (N112) Radiator Fan High Control circuit, remove the Radiator Fan HI/LO Control Relay. Is the resistance still below 100 ohms? Yes >> Repair the open or short to ground in the (N112) Radiator Fan High Control circuit. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Replace the Radiator Fan HI/LO Control Relay. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 9 - 484 ENGINE ELECTRICAL DIAGNOSTICS LX |