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

P1686

Tests 1 - 4:




Test 5:




SYMPTOM
P1686 NO SKIM BUS MESSAGE RECEIVED

POSSIBLE CAUSES
- SKIM/PCM
- Intermittent Condition
- Loss Of SKIM Communication
- PCI Bus Circuit Open From PCM To SKIM