Chart 6
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- Engine Spark Knock
| SYSTEM/COMPONENT | REFERENCE (Pinpoint Test Unless Noted) |
|---|---|
| Verify engine operates at normal temperature | Visual. REFER to ENGINE COOLING - HYBRID , to diagnose any cooling system concerns that are present. |
| Verify correct coolant level and coolant concentration | REFER to ENGINE COOLING - HYBRID for proper fill concentrations and fill procedures. |
| Mass Air Flow (MAF) Sensor | GO to Pinpoint Test DC . |
| Base Engine | REFER to ENGINE SYSTEM-GENERAL INFORMATION . |
| Fuel Delivery System | GO to Pinpoint Test HC . |
| Secondary Ignition System | GO to Pinpoint Test JB . |
| PCV System | GO to Pinpoint Test HG . |
| Engine Oil Quality | Visual |
| Knock Sensor | GO to Pinpoint Test DG . |
| Additional Testing | GO to Pinpoint Test Z . |