Chart 20
WARNING: This page is about a different variant/trim than selected.
- Engine Noise (under hood)
NOTE:
Attempt to identify the source of the noise. If the noise is from a source other than those listed below, refer to the Symptom Index (for noise such as spark knock) or the applicable service information article.
| SYSTEM/COMPONENT | REFERENCE ( PINPOINT TEST - GASOLINE MODELS unless noted) |
|---|---|
| Snap noise that may be due to secondary ignition arcing: Secondary Ignition System |
For vehicles equipped with a coil pack ignition system, GO to PINPOINT TEST JC . |
| For all others, CHECK the condition of the spark plug boots. |