|
|
Content .. 1403 1404 1405 1406 ..
3. (N117) INTAKE SWIRL SERVO MOTOR CONTROL CIRCUIT OPEN OR HIGH RESISTANCE Measure the resistance of the (N117) Intake Swirl Servo Motor Control Is the resistance below 10.0 ohms? Yes >> Go to 4 No >> Repair the (N117) Intake Swirl Servo Motor Control circuit for an open circuit or high resistance. Perform the ECM Verification Test Ver. 1. (Refer to 9 - 4. INTAKE SWIRL SERVO MOTOR Connect the Engine Control Module (ECM) connector. Turn the ignition on. With the scan tool, actuate the Intake Swirl Servo Motor (Swirl Actuator) Using a 12 volt test light connected to 12 volts, check the (N117) Intake NOTE: The test light should be illuminated and bright. Compare NOTE: The circuit will remain actuated by the controller for 30 sec- Using a 12 volt test light connected to 12 volts, check the (N117) Intake NOTE: The test light should not be illuminated. NOTE: The circuit will remain actuated by the controller for 30 seconds. Be certain the actuation is active Is the test light illuminated and bright with the actuation at 100% and not illuminated with the actuation Yes >> Replace the Intake Swirl Servo Motor in accordance with the Service Information. Perform the ECM Verification Test Ver. 1 (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING). No >> Go to 5 9 - 1644 ENGINE ELECTRICAL DIAGNOSTICS - DIESEL LX |