Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P1129 Description

Downstream Oxygen Sensors Swapped from Bank to Bank is one of the definitions for the P1129; however your vehicle’s manufacturer may have a different definition for the P1129 code. Please check below for your specific make.

P1129 Information for specific makes

P1129 ACURA
P1129 FORD
P1129 HONDA
P1129 LEXUS
P1129 TOYOTA
P1129 CHRYSLER
P1129 DODGE
P1129 JEEP
P1129 MITSUBISHI
P1129 AUDI
P1129 VOLKSWAGEN