Code p0101 & p0121
Good Day, I need some assistance. My 2003 Mazda Protege 5 2.0 is throwing (2) codes which are P0101 & P0121. It's idling roughly and shuts down once i put it in gear or turn on the A/C.... What sensors do i need to change or what do i need to fix or adjust...
Last edited by Jovannie Jones; Jan 15, 2020 at 08:52 AM.
You need to inspect & clean your MAF ( Mass Air Flow sensor) with approved MAF cleaner. And also inspect & clean your throttle body with approved throttle body cleaner.
Disconnect the battery for 1/2 a hour, reconnect it, start the engine and allow to idle for a few minutes without the A/C or lights on.
Disconnect the battery for 1/2 a hour, reconnect it, start the engine and allow to idle for a few minutes without the A/C or lights on.
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cassey005
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Jan 9, 2015 09:07 AM



