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3. (K343) ASD RELAY OUTPUT 2 CIRCUIT Turn the ignition off. Disconnect the Ignition Coil harness connector. Ignition on, engine not running. With a scan tool, actuate the ASD Relay. Using a 12-volt test light connected to ground, probe the (K343) ASD Does the test light illuminate brightly? Yes >> Go To 4 No >> Repair the open or short to ground in the (K343) ASD Relay Output 2 circuit between the IPM and Coil harness connec- Perform the POWERTRAIN VERIFICATION TEST. (Refer to 4. IGNITION COIL RESISTANCE Turn the ignition off. NOTE: The following resistance measurement should be taken at 70°-80° F. Is the resistance between 0.53 to 0.65 ohms at 77°F (25°C) for the Ignition Coil being tested? Yes >> Go To 5 No >> Replace the Ignition Coil. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) 5. IGNITION COIL Using a 12-volt test light connected to a 12-volt source, probe the (K19) Crank the engine for 5 seconds while observing the test light. What is the condition of the test light while cranking the Brightly blinking. Replace the Ignition Coil. Perform the POWERTRAIN VERIFICATION TEST. (Refer to ON constantly. Go To 6 OFF constantly. Go To 7 9 - 872 ENGINE ELECTRICAL DIAGNOSTICS LX |