Technical Definition:

(Ignition Coil A) Secondary Circuit

Technical Description:

Possible Causes:

Possible Symptoms:

Ignition Coil Secondary Number 1 Circuit Condition

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty spark plug or coil boot
– Faulty Ignition Coil 1
– Ignition Coil 1 harness is open or shorted
– Ignition Coil 1 circuit poor electrical connection

Specific Makes:

– Engine may be running rough