Ignition Timing
- Ensure engine is at normal operating temperature and idle speed is correct. Set transaxle in Neutral (M/T) or Park (A/T) position. Connect timing light to No. 1 spark plug wire.
- Observe timing marks, located on crankshaft pulley. See 4-CYLINDER IGNITION TIMING SPECIFICATIONS table. If timing is not as specified, check self-diagnostic system for trouble codes. Repair as necessary. See appropriate SELF-DIAGNOSTICS article.
4-CYLINDER IGNITION TIMING SPECIFICATIONS
| Application | Degrees BTDC @ RPM |
|---|---|
| Impreza | 12-28 @ 700 |