Chart 6
WARNING: This page is about a different variant/trim than selected.
- Engine Spark Knock
ENGINE SPARK KNOCK - SYMPTOM CHART
| SYSTEM/COMPONENT | REFERENCE |
|---|---|
| Verify the engine operates at the normal temperature. | Visual. REFER to ENGINE COOLING , to diagnose any cooling system concerns that are present. |
| Verify correct coolant level and coolant concentration. | REFER to ENGINE COOLING , for correct fill concentrations and fill procedures. |
| Mass Air Flow (MAF) Sensor | GO to PINPOINT TEST DC . |
| Base Engine | REFER to ENGINE . |
| 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 . |