Input an OBD-II fault code search term. Separate multiple searches by commas. P-codes, omit the 'P' if desired. DTC codes, just put the number in. Remember, P-codes are for the engine and emissions systems, B-codes and C-codes are for the chassis and body systems. If you're searching Lambda problems, only the P-codes are relevant.

Number of results found: 48
Compare (scroll down for submit button) LP-index DTC/P-Code Description Specific to Manufacturer Notes
75815 2AF2 Nitrogen oxide sensor lambda linear BMW
75814 2AF4 Nitrogen oxide sensor, electric BMW
75816 2AF6 Nitrogen oxide sensor lambda binary BMW
75817 30DE Nitrogen-oxide sensor-oxygen before cat, correlation BMW
75813 30E9 Nitrogen-oxide catalytic convertor ageing BMW
73660 P1032 / 17440 Sender for NOx-G295 signal too High VAG-Audi-VW-Skoda
73661 P1033 / 17441 Sender for NOx-G295 signal too Low VAG-Audi-VW-Skoda
73670 P1034 / 17442 sender for NOx-G295 signal outside tolerance VAG-Audi-VW-Skoda
73671 P1035 / 17443 sender for NOx-G295 implausible signal VAG-Audi-VW-Skoda
73662 P1035 / 17443 NOx Sensor signal implausible VAG-Audi-VW-Skoda Only indicated by ECU warning light. Usually requires NOX sensor replacement. Earlier NOX's suffered from water ingress. Units seem to be lasting 6-7 years in service
73667 P1036 / 17444 heating sender control for NOx short circuit to positive VAG-Audi-VW-Skoda
73668 P1037 / 17445 heating sender control for NOx short circuit to earth VAG-Audi-VW-Skoda
73669 P1038 / 17446 heating sender control for NOx disruption VAG-Audi-VW-Skoda
73663 P1069 / 17477 sender for NOx-G295, heating control signal short circuit to earth VAG-Audi-VW-Skoda
73664 P1070 / 17478 sender for NOx-G295, heating control signal short circuit to positive VAG-Audi-VW-Skoda
73665 P1071 / 17479 sender for NOx-G295, heating control signal implausible VAG-Audi-VW-Skoda
73659 P1071 / 17479 NOx Sensor Heater Control: Implausible Signal, No Signal / Comms VAG-Audi-VW-Skoda
73666 P1072 / 17480 sender for NOx-G295, heating control signal electric fault VAG-Audi-VW-Skoda
73839 P2000 NOx Trap Eff Below Threshold Bank1
73840 P2001 NOx Trap Eff Below Threshold Bank2
74036 P2200 NOx Sens Circ Bank1
74037 P2201 NOx Sens Circ Range/Perf Bank1
74038 P2202 NOx Sens Circ Low Input Bank1
74039 P2203 NOx Sens Circ Hi Input Bank1
74040 P2204 NOx Sens Circ Interm Input Bank1
74041 P2205 NOx Sens Heater Ctrl Circ/Open Bank1
74042 P2206 NOx Sens Heater Ctrl Circ Low Bank1
74043 P2207 NOx Sens Heater Ctrl Circ Hi Bank1
74044 P2208 NOx Sens Heater Sense Circ Bank1
73674 P2208 NOx Sens Circ High Input Bank1
74045 P2209 NOx Sens Heater Sense Circ Range/Perf Bank1
74046 P2210 NOx Sens Heater Sense Circ Low Input Bank1
74047 P2211 NOx Sens Heater Sense Circ Hi Input Bank1
73675 P2211 NOx Sensor Heater Control Circuit Low Bank 1
74048 P2212 NOx Sens Heater Sense Circ Interm Bank1
74049 P2213 NOx Sens Circ Bank2
74050 P2214 NOx Sens Circ Range/Perf Bank2
74051 P2215 NOx Sens Circ Low Input Bank2
74052 P2216 NOx Sens Circ Hi Input Bank2
74053 P2217 NOx Sens Circ Interm Input Bank2
74054 P2218 NOx Sens Heater Ctrl Circ/Open Bank2
74055 P2219 NOx Sens Heater Ctrl Circ Low Bank2
74056 P2220 NOx Sens Heater Ctrl Circ Hi Bank2
74057 P2221 NOx Sens Heater Sense Circ Bank2
74058 P2222 NOx Sens Heater Sense Circ Range/Perf Bank2
74059 P2223 NOx Sens Heater Sense Circ Low Bank2
74060 P2224 NOx Sens Heater Sense Circ Hi Bank2
74061 P2225 NOx Sens Heater Sense Circ Interm Bank2