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P0462-FUEL LEVEL SENDING UNIT VOLTS TOO LOW (CONTINUED) 3. (N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO GROUND Turn the ignition off. Disconnect the C3 PCM harness connector. Measure the resistance between ground and the (N4) Fuel Level Sig- Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (N4) Fuel Level Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 4 4. (N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT Measure the resistance between the (N4) Fuel Level Signal circuit and Is the resistance below 5.0 ohms? Yes >> Repair the short between the (K900) Sensor Ground cir- cuit and the (N4) Fuel Level Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 5 5. PCM NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal Were there any problems found? Yes >> Repair as necessary. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Replace and program the Powertrain Control Module per Service Information. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 9 - 1890 ENGINE - ELECTRICAL DIAGNOSTICS - SRT-10 DR/DH |