P0351 OBD Trouble Code

Ignition Coil 1 Primary Circuit Conditions

System voltage over 8v cranking or over 12v with engine running, engine speed under 2016 rpm, Ignition Coil 1 not in dwell period during the test, then test started and PCM detected that the coil peak current was not achieved after 2.5 ms of dwell time (coil primary resistance is < 2 ohms) Inspect for arcing problems at the primary connectors and secondary coil towers, and for loose connections. Refer to the code repair chart to repair this code Note This code takes up to 3 seconds to set during cranking, or up to 6 seconds during engine running.