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P1646-HYDRAULIC COOLING FAN CONTROL CIRCUIT LOW (CONTINUED) 5. (K173) HYDRAULIC RADIATOR FAN SOLENOID CONTROL CIRCUIT OPEN BETWEEN THE FAN AND IPM Connect the IPM C2 40 way connector. Disconnect the IPM FCM 49 way harness connector. Measure the resistance of the (K173) Hydraulic Radiator Fan Solenoid Is the resistance below 5.0 ohms? Yes >> Go To 6 No >> Repair the excessive resistance in the (K173) Hydraulic Radiator Fan Solenoid Control circuit in the IPM. Perform the POWERTRAIN VERIFICATION TEST. (Refer 6. (K173) HYDRAULIC RADIATOR FAN SOLENOID CONTROL CIRCUIT SHORTED TO GROUND BETWEEN Measure the resistance between ground and the (K173) Hydraulic Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (K173) Hydraulic Radia- tor Fan Solenoid Control circuit in the IPM. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 7 7. FRONT CONTROL MODULE NOTE: Before continuing, check the FCM harness connector terminals for corrosion, damage, or terminal Were there any problems found? Yes >> Repair as necessary. Perform BODY VERIFICATION TEST VER - 1. No >> Replace and program the Front Control Module per Service Information. Perform BODY VERIFICATION TEST VER - 1. 9 - 836 ENGINE ELECTRICAL DIAGNOSTICS WK |