FixVault
Home
›
Oldsmobile
›
1995
›
Achieva SL, 2.3 D, Standard
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes - 3.1L
›
ECM/Pcm Code Charts
›
Code 35, IAC Idle Speed Error
›
PCV Valve
PCV Valve
An incorrect PCV valve may cause incorrect idle speed.
Fig 1: Code 35 Schematic (3.1L) IAC Idle Speed Error
Fig 2: Code 35 Diagnostic Flow Chart (3.1L) IAC Idle Speed Error