TM 10-3930-675-20-10020 00-11ENGINE TEMPERATURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED0020 00Table 4. Error Code 1153 - Intake Air Temperature Sensor Circuit FailureTroubleshooting Procedures - Continued.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 1153 - Intake Air TemperatureSensor Circuit Failure - Continued3. Measure resistance from pinA to pin B of coolanttemperature sensor. Resis-tance should be 175-244kohms.If resistance is not as specified,replace coolant temperaturesensor (WP 0093 00).4. Place ignition switch in OFFposition and disconnectsensor harness from engineECU.a. Inspect sensor harness andengine ECU connectors fordirty, corroded, bent,broken, and pushed back orextended pins.Clean and repair connector(s) asrequired (WP 0111 00).b. Check sensor harness andengine ECU for dirt ormoisture in or onconnectors and for missingor damaged connectorseals.Remove dirt and moisture fromconnector. Replace missing ordamaged connector seals (WP0111 00).USE TEST LEAD KIT P/N 3822758175-244K OHMS
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