Questions & Answers for: po 440

Question about 1998 Monte Carlo

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PO 440 code EVAP is for Evaporative emissions control system, so no this is not EGR, that is Exhaust Gas Recirculation system, as far as the P1665 goes it is related to the other trouble code P0440, u

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...the diagnostic test the light went off on it's own but now is back on. po 140 is downstream o2 sensor bank 1 sensor 2 insufficient activity,and po 440 all my book says is evap system hope this ...

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...PO 440 and my is giving me PO 341 and a PO 440 and my alarm stop working, the other day I tried to start the car and it went dead all the lights went off, then after 10 minutes I tried again and all ...

po 440 code I replaced the purge solenoid canister and the gas cap and the light still comes on check the rubber lines for dry rot and cracking.

Question about 2000 RX 300

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...it read the following codes PO 440 PO 446 what is it? and do you know the approx cost to fix? THANKS! this codes make refer to evaporative emission control system purge , and have problem in ...

Question about 2000 Bonneville

1 Answer

2000 pontiac bonneville po 440 code po 440 code The P0440 means "Evaporative Emission Control System"————————————————mpps software download

PO 440 & PO 422, Has to do with the Oxagen sensors, PO 301 is a m,issfire code,That has to do with the number one cylinder, That mostly has to do with a bad spark plug, Or spark plug wire , If the

...high rpm. and showing a code440 check engine light came on showing a code 440 now the car seems like it doesn't want to go PO 440 is a common Evap System Code Have a shop diagnose & ...

po 440 mean The 530 code is for the air conditioner and the 440 code is emissions related. Since you did not post the year make and model it is hard to say what to check. BTW the codes are all numbers

po 440 and po 530 diagnostic reading does vechile need freon 440 is for the EVAP system.. Leak some where. 530 is for the A/C. This is a circuit problem. Pull the high pressure sensor plug and jump it

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