Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

Questions tagged [drive-cycle]

The driving pattern on which the engine control computer (PCM) will run its tests of sensors and systems.

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Vibration felt, heard and seen when in Drive at stop but disappears when shifted to Neutral

2010 Jeep Patriot FD2 4x4 38,000 miles Well maintained vehicle with low mileage. Excessive vibration noticed beginning 6 months ago. Have changed spark plugs, air filter, Premium gas used with double cans of fuel injector over three tank fill ups,…
R. Hailes
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When will a new emission driving cycle be implemented?

For emssion tests, they have used the NEDC driving cyle here in Europe for quite a while now. I'm not sure about America and Asia, but i believe they use similar driving cycles. After the emission issue with VW and many more car brands, the need for…
Bart
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Battery died a few months ago. Since then catalytic converter smog test not passed

I have an old 2000 Camry car that died in storage and so I replaced the battery 4 months ago. That reset all the monitors. Since bringing it back up it also had a check engine light which required me to replace the coolant thermostat. I replaced…
mugetsu
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2017 Chevy Spark Drive Cycle Help

I'm struggling to get my OBD2 system ready for emmisons testing. I have been driving normally and still they're not all ready and I don't know what to do! Auto shops have no idea what I'm talking about and it was my first time hearing about this…
Lowell
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How strict is a "drive cycle"?

This answer lists the steps in a GM "drive cycle", for purpose of running certain diagnostic tests, and (?) re-calibrating certain parameters. (In my case, after replacing a heated O2 sensor.) In particular, the listed steps begin with a cold…
George
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Drive cycle for 2007 Nissan Sentra

I have a 2007 Nissan Sentra 2L and have the codes reader. I had reset the codes in May and driven a bit of variety local and highway (but not all that much due to covid and traveling). No codes anymore but one of the O2 codes says "Not Ready" Is…
WestCoastProjects
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What is the drive cycle for OBD-II equipped GM vehicles?

As the title states, what do I have to do to get through the drive cycle for OBD-II equipped GM vehicles?
Pᴀᴜʟsᴛᴇʀ2
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