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3. (K18) COIL 3 CONTROL CIRCUIT SHORTED TO GROUND Turn the ignition off. Disconnect the Powertrain Control Module (PCM) connector. Measure the resistance between ground and the (K18) Coil 3 Control Is the resistance below 100 ohms? Yes >> Repair the (K18) Coil 3 Control circuit for a short to ground. Perform the PCM Verification Test Ver. 1 (Refer to 9 - No >> Go to 4 4. (K18) COIL 3 CONTROL CIRCUIT OPEN OR HIGH RESISTANCE Measure the resistance of the (K18) Coil 3 Control circuit between the Is the resistance below 5.0 ohms? Yes >> Go to 5 No >> Repair the (K18) Coil 3 Control circuit for an open circuit or high resistance. Perform the PCM Verification Test Ver. 1 (Refer to 9 - 5. IGNITION COIL 3 WARNING: When the engine is operating, do not stand in direct Using a 12 volt test light connected to 12 volts, check the (K18) Coil 3 Crank the engine for 5 seconds. NOTE: The test light should blink each time the circuit is activated Does the test light blink each time the circuit is activated by PM ENGINE ELECTRICAL DIAGNOSTICS - GPEC 9 - 871 |