Chart 7
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Lincoln Navigator L, 2011 Lincoln Navigator, and 2011 Lincoln MKZ. However, it is still accessible from the selected car via links, so may be relevant.
- Backfires
SYMPTOM CHART - BACKFIRES
| SYSTEM/COMPONENT | REFERENCE (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 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 . |