[V8] bunch of codes
urq
urq at pacbell.net
Sun Jan 23 13:11:33 PST 2011
Leaky injectors would not be my first suspect on an OXS control limit
exceeded code. I'd recommend you look into the fuel rail pressure ... both
for operating pressure and leak down. If you haven't replaced the fuel
pressure regulator for a long time (or ever) you may want to start here.
The FP Regulator is also known for leaking fuel directly into the intake
manifold via the manifold pressure port. If you have a pressure leak down
issue it may be the check valve in the pump ...
If you have exhausted the other possibilities and really believe it is a
leaky injector, an indirect means to check would be to check the spark plug
insulators ... cylinders with leaky injectors would tend to have sooty
insulators on the spark plug.
Steve Buchholz
-----Original Message-----
I'm guessing that those code numbers are from Vagcom?....Since I'm a
Mac guy, I've only got the LED blinker tool, and it usually only
gives 1-2 codes, if any...When you check the caps, verify that the
wires are not mixed up.....My part's car has 2 leaky injectors....I
went thru all kinds of tests, and the PO spent a bunch of money on
wires/caps/rotors/OX/Knock.....but it looks like the dripping
injectors keep putting out an OX code...Tom
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