AA4 - Check For Spark At Plugs

- Disconnect the spark plug wire to any accessible cylinder.

- Connect spark tester between spark plug wire and engine ground.

- Crank engine and check for spark.

- Reconnect the spark plug wire to the spark plug.

- Was spark present and consistent?

Yes -- Go to AA14. AA14 - Spout Signal Verification

No -- For 2.0L Probe: Go to AA25. AA25 - Check VPWR Circuit Voltage

For all others: Go to AA5. AA5 - Check For Spark At Coil