Fault code lookup

PowertrainP041E

Caution

Severity: Caution - get it checked when you can

EGR temperature sensor 'B' circuit intermittent/erratic

22 brands affected · Description from Toyota data.

Key terms: Catalytic converter: cleans the exhaust gases · EGR: exhaust gas recirculation, which cuts harmful gases · EVAP: the system that traps fuel vapour · Oxygen sensor: measures oxygen in the exhaust gas · Powertrain: engine, transmission and emissions

1What it means in plain English

This range covers emissions control (EGR, EVAP, oxygen sensors and the catalytic converter), but some manufacturers also use P04 codes for oil-pressure, brake-fluid and coolant-level warnings.

2Common causes

  1. Clogged or faulty EGR valve
  2. EVAP system leak (hoses, canister, fuel cap)
  3. Faulty oxygen sensor
  4. Ageing catalytic converter
  5. Low oil, brake fluid or coolant (on some models)
  6. Wiring or connector fault

3Can I drive?

Caution · drive with care

Do not assume this code is safe to drive. Check the description: if it names oil pressure, brake fluid, coolant, or a brake fault, stop safely and have it diagnosed before driving. Emissions-only codes (EGR, EVAP, catalyst) should still be checked before an emissions or roadworthiness inspection.

This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.

4Brand data 22

BrandCodeDescriptionSystem
Ashok Leyland CVP041ENo description available Powertrain
BAIC MotorP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
BYDP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
CheryP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
DaewooP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
DFFSP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
DFFXP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
DFXKP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
EOBDP041ESirkuit sensor suhu EGR 'B' intermiten/acak BrandPowertrain
GeelyP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
GMP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
Great WallP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
HafeiP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
HoldenP041EExhaust Gas Recirculation (EGR) Temperature Sensor 1 Circuit Intermittent BrandPowertrain
HyundaiP041ENo description available Powertrain
IsuzuP041ENo description available Powertrain
Land RoverP041EEGR Temperature Sensor 'B' Circuit Intermittent/Erratic BrandPowertrain
OpelP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
PeugeotP041ENo description available Powertrain
SaabP041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
MG (SAIC)P041EExhaust Gas Recirculation Temperature Sensor B Circuit Intermittent/Erratic BrandPowertrain
ToyotaP041EEGR temperature sensor 'B' circuit intermittent/erratic BrandPowertrain

Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.

5Related codes

Browse Pxxx codes or P041xx codes.

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