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engine problem code 44,45

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02-18-2018, 02:13 PM

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engine problem code 44,45

Hello. I have a problem with Pontiac Firebird 3 gen 3.1 v6 92''. I changed the oxygen sensor but on the diagnostic continues display the problem code 44,45.When i start the engine car is running normal ten minutes then is run very rich,smoke black and the engine quit.

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02-18-2018, 02:20 PM

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Car: 1967 Camaro, 91 z28

Engine: Lb9

Transmission: M20

Axle/Gears: J65 pbr on stock posi 10bolt

Re: engine problem code 44,45

Have you ohmed the injectors ?

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