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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 5, 2025
International Automotive Technicians' Network (iATN) - Members Only
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2015 Ford F-150 Lariat 3.5L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1FTEW1EG7F
Came in with code for o2 sensor b1s1 dead and o2 sensor b2s1 stock rich, changed the b1 o2 sensor, both started showing stock rich codes. Tried a air charge sensor- no results, unplugging the map sensor - no results, opened up the purge valve - seemed like... Trouble codes: P2196 (Bank 1 stock rich), P2198 (Bank 2 stock rich)
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2022 Ford Mustang 2.3L No Start, Hesitation, Stall, MIL Lamp on
This is a 2022 Ford Mustang the VIN is [...]. I received this car from another shop. They said it was towed in for a crank no start and had the same 2 codes present. They Put a fuel pump driver module in it; car started and ran they sent it dow... Trouble codes: P0627 (Fuel Pump A Control Circuit/Open), P00C6
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2004 Pontiac Montana 3.4L Misfire VIN: 1GMDX13E84
This one will misfire at idle, occasionally come out of it but goes down the road normally. We have done compression and leak down for those affected cylinders all around 110-135, also did running compression comparing #s same all readings similar to other... Trouble codes: P0305, P0306
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2015 Buick Encore 1.4L Unknown VIN: KL4CJASB4F
Sorry for the delay, car got put on the back burner for a little bit. This appears to be a case of someone else putting things together wrong. While cleaning all wires coming from the battery, I realized there was a cable attached to the negative terminal us...
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2015 Chevrolet Trax LT 1.4L MIL Lamp on VIN: KL7CJLSB4F
With the advise of many, I ordered a Dealer Cat and sent back the Walker. 100 miles later the CEL is still OUT . Calling it a fix and a learning lesson. Thanks all Trouble codes: P0420.
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