2003 Buick Rendezvous P3486 Fault Code Check

When you check 2003 Buick Rendezvous car engine light came on code P3486 the reason should be . However Buick manufacturer may have a different definition for the P3486 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

Another consequence of P3486 2003 2003 Buick Rendezvous engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.

2003 Buick Rendezvous P3486 OBD-II Diagnostic Powertrain (P) Trouble Code Description P3486 Cylinder 11 Exhaust Valve Control Circuit Performance so you have to check ODB-II Fault Code Check list. Reason For 2003 Buick Rendezvous P3486 Code The reason of 2003 Buick Rendezvous P3486 OBD-II Fault Code Check is P3486 Cylinder 11 Exhaust Valve Control Circuit Performance.

2003 Buick Rendezvous P3486 Possibble Fix Ways :

Check your choke plate. Is it positioned correctly? Is it still working as it should? Does it open completely? If not, then you either replace it or repair it. If the damage is quite severe, I suggest you put down your repair tools and start looking around for a replacement choke plate to avoid a repeat of this nasty episode.

If your vehicle failed a P3486 2003 2003 Buick Rendezvous test and the P3486 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses P3486 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look P3486 2003 2003 Buick Rendezvous: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

What does fault code P3486 mean for 2003 Buick Rendezvous ? What does a diagnostic reading P3486 mean for 2003 Buick Rendezvous ? How to fix OBD2 Code P3486 for 2003 Buick Rendezvous ? What do we know about P3486 code for 2003 Buick Rendezvous ?