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POSSIBLE CAUSES IGNITION COIL TEST ACTION APPLICABILITY 1 Ignition on, engine not running. t, read DTCs and record the related Freeze Frame data. Is the Good Trip Counter displayed and equal to zero? All Yes → Go To 2 No → Go To 9 2 NOTE: This test must be repeated for the adjacent ignition wire. All Yes → Ensure the cylinder is operationg properly. If OK, replace the Spark Plug. No → Go To 3 3 NOTE: This test must be repeated for the adjacent ignition wire. All Yes → Go To 4 No → Replace the Ignition Wire. Perform POWERTRAIN VERIFICATION TEST VER - 2 - NGC. 4 Turn the ignition off. t, actuate the ASD Relay. Using a 12-volt test light connected to ground, probe the (A142) ASD Relay Output All Yes → Go To 5 No → Repair the (A142) ASD Relay Output circuit. Perform POWERTRAIN VERIFICATION TEST VER - 2 - NGC. 289 DRIVEABILITY - NGC P2302-IGNITION COIL #1 SECONDARY CIRCUIT-INSUFFICIENT ION- Continued |