FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

P1299

Tests 1 - 3:




Tests 4 - 5:




SYMPTOM
P1299-VACUUM LEAK FOUND (IAC FULLY SEATED)

WHEN MONITORED
With the engine running.

SET CONDITION
The MAP sensor signal does not correlate to the TPS signal.

POSSIBLE CAUSES
- Vacuum Leak
- Intermittent Condition
- Throttle Position Sensor Sweep
- MAP Sensor Operation
- TP Sensor Fully Seated