Fault code lookup

Proton fault codes

8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters

Search only Proton codes

Codes 8,866

CodeDescriptionBrandsSystem
B2727No description available4Body
B2728Parking Assist On/Off Switch Indicator Circuit9Body
B2729Rear left seat heater temperature sensor signal - out of range (high temperature)12Body
B272AParking Assist Front Sensor Left Middle Circuit10Body
B272BRear Axle Differential Lock Switch Circuit10Body
B272CFront Axle Differential Lock Switch Circuit11Body
B272DParking Assist Audio Output 1 Circuit10Body
B2751Passenger Side Seat Mounted Squib 1 Control-Component or System Operating Conditions4Body
B2753Horn relay output short to battery7Body
B2754No description available4Body
B2756REAR SENSOR5Body
B2757driver memory 1 select switch circuit low6Body
B2758No description available4Body
B275ALow severity collision warning4Body
B2761Left B-Pillar Impact Acceleration Sensor-Component or System Operating Conditions6Body
B2763Left D-Pillar Impact Acceleration Sensor-Component or System Operating Conditions5Body
B2764Right B-Pillar Impact Acceleration Sensor-Component or System Operating Conditions6Body
B2766Right D-Pillar Impact Acceleration Sensor-Component or System Operating Conditions5Body
B2767memory set switch failed low8Body
B2768Right Impact Pressure Sensor-Component or System Operating Conditions5Body
B276AEasy Exit Switch Circuit10Body
B2770Driver Memory Off Switch Circuit8Body
B2771No description available4Body
B2774No description available2Body
B277BNo description available3Body
B277CNo description available2Body
B2780wrong resistor before good6Body
B2781Diagnostic Code12Body
B2784No description available7Body
B278BNo description available4Body
B278CPower supply ECU communication fault7Body
B27A2No description available11Body
B27C0No description available10Body
B27C1No description available9Body
B27C2No description available9Body
B27C3No description available8Body
B27C5No description available8Body
B2800Right exterior rearview mirror commutator fault12Body
B2801Power voltage too high7Body
B2802Keyless entry data link circuit low9Body
B280ANo description available5Body
B2810steering wheel controls entertainment circuit malfunction13Body
B2811Right infrared filter fixed on the IR side9Body
B2812Right infrared filter fixed on the Hi side8Body
B2813Right infrared filter fixed on the IR side7Body
B2814Right infrared filter fixed on the Hi side7Body
B2821Vehicle body signal13Body
B2822Lost communication with ST signal7Body
B2824Pump motor TEMP.SNSR: SHT to GND5Body
B2830No description available5Body

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

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