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

P1299

Test 1 - 3:




Test 4:






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
- TP sensor sweep
- MAP sensor operation
- Intermittent condition
- TP sensor fully seated