P1131 Fault Code
You can find information about the P1131 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
Jaguar P1131
"Heated oxygen sensors (H02S) 1 (upstream), bank 1 – slow response"
Audi P1131
"Bank 2-Sensor 1 Internal"
Ford P1131
"Lack of Upstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank No. 1"
Land Rover P1131
"Oxygen Sensor Engine Lean *Codes* A U"
Chrysler P1131
"HO2S Bank 1 Sensor 1 Signal Below 0.45v (A/F Ratio Too Lean)"
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Commonly Affects
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