Chart 7
- Backfires
| SYSTEM/COMPONENT | REFERENCE (Engine Controls Pinpoint Test unless noted) |
|---|---|
| Secondary Ignition | GO to PINPOINT TEST JB . |
| Fuel Delivery System | GO to PINPOINT TEST HC . |
| Base Engine | REFER to the Engine System, Diagnosis And Testing article to continue diagnosis. |
| Exhaust System | GO to PINPOINT TEST HF . |
| Additional Testing | GO to PINPOINT TEST Z . |