P1129 Fault Code
You can find information about the P1129 fault code on this page.
BE WARNED! This particular code can mean a different thing depending on what make the car is, check below.
Manufacturer-Specific Meanings
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Jaguar P1129
"Heated oxygen sensors (H02S) 2 (downstream), bank 1/2"
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Acura P1129
"MAP Higher Than Expected"
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Audi P1129
"Long Term Fuel Trim"
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Ford P1129
"Heated Oxygen Sensor Signals reversed"
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Honda P1129
"MAP Higher Than Expected"
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Lexus P1129
"Electronic Throttle Control System"
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Toyota P1129
"Electric Throttle Control System."
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Volkswagen P1129
"Long Term Fuel Trim B2 System Too Rich"
Looking To Fix This Yourself?
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View Workshop/Repair/Service Manuals »
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