Chart 7
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2010 Mercury Milan, 2010 Mercury Mariner, 2010 Mercury Grand Marquis, 2010 Lincoln Town Car, and 2010 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
- Backfires
BACKFIRES SYMPTOM CHART
| SYSTEM/COMPONENT | REFERENCE (article 5 Pinpoint Test 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 the appropriate Engine System article and carry out the Inspection and Verification to continue diagnosis. |
| Exhaust System | GO to PINPOINT TEST HF . |
| Additional Testing | GO to PINPOINT TEST Z . |