Chart 7
- Backfires
| SYSTEM/COMPONENT | REFERENCE ( PINPOINT TEST - GASOLINE MODELS unless noted) |
|---|---|
| Secondary Ignition | For vehicles equipped with a coil pack ignition system, GO to PINPOINT TEST JC
. For all others, GO to PINPOINT TEST JB . |
| Fuel Delivery System | GO to PINPOINT TEST HC . |
| Base Engine | REFER to ENGINE . |
| Exhaust System | GO to F: Catalyst Efficiency Monitor and Exhaust Systems STEP HF8. |
| Additional Testing | GO to PINPOINT TEST Z . |