tonicatatum
3/3/2008 3:31:40 PM
My check engine light h as been on for about a year, I have tried everything including changing the oxygen sensors, i need help. Anyone know about how much these codes will cost to fix:
p1506 idle speed control valve, p0421 warm up catalyst efficiency below threshold, p0171 system too lean bank1
zmzmboom
3/5/2008 7:33:52 PM
What model , year and engine ?
