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1993 Bmw 323i P0139 Fault Code Check

When you check 1993 Bmw 323i car engine light came on code P0139 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Bmw manufacturer may have a different definition for the P0139 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0139 1993 1993 Bmw 323i Code Clear

To solve P0139 1993 1993 Bmw 323i problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

1993 Bmw 323i P0139 OBD-II Diagnostic Powertrain (P) Trouble Code Description

1993 Bmw 323i car P0139 OBD-II Trouble Code The Heated Oxygen Sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. For optimum catalyst operation, the air fuel mixture (air-fuel ratio)

Reason For 1993 Bmw 323i P0139 Code

The reason of 1993 Bmw 323i P0139 OBD-II Fault Code Check is P0139 O2 Sensor Circuit Slow Response Bank 1 Sensor 2.
P0139 Code Reason

1993 Bmw 323i P0139 Possibble Fix Ways :

The engine relies on the glow plugs to generate heat to help with the combustion cycle. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold.

The scent may P0139 1993 1993 Bmw 323i signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such P0139, so if the inside of your car P0139 1993 1993 Bmw 323i as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

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