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PowertrainP01BD

Serious

Severity: Serious - have it checked soon

Engine oil temperature sensor 'B' circuit intermittent/erratic

14 brands affected · Description from Toyota data.

Key terms: Oxygen sensor: measures oxygen in the exhaust gas · Mass air flow sensor: measures the air going into the engine · Powertrain: engine, transmission and emissions

Safety: This code relates to engine oil pressure or oil level. Low oil pressure can destroy the engine within minutes.

1What it means in plain English

This code is in the fuel, air and oxygen sensor range, which also includes coolant temperature faults.

2Common causes

  1. Dirty or faulty mass air flow sensor
  2. Vacuum or intake air leak
  3. Weak fuel pump or clogged fuel filter
  4. Faulty fuel injector
  5. Faulty oxygen sensor
  6. Wiring or connector fault

3Can I drive?

Serious · drive with care

Stop the engine as soon as it is safe and do not drive until it has been checked. Low oil pressure or a low oil level can destroy the engine within minutes.

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 14

BrandCodeDescriptionSystem
Ashok Leyland CVP01BDEngine Oil Level Sensor. Voltage Is Too High BrandPowertrain
CheryP01BDBattery Measurement Unit (BMU) 1 fault BrandPowertrain
DaewooP01BDNo description available Powertrain
EOBDP01BDSirkuit sensor suhu oli mesin 'B' intermiten/acak BrandPowertrain
GMP01BDNo description available Powertrain
HoldenP01BDNo description available Powertrain
HondaP01BDNo description available Powertrain
IsuzuP01BDNo description available Powertrain
Land RoverP01BDEngine Oil Temperature Sensor 'B' Circuit Intermittent/Erratic BrandPowertrain
OpelP01BDNo description available Powertrain
PeugeotP01BDNo description available Powertrain
SaabP01BDNo description available Powertrain
ToyotaP01BDEngine oil temperature sensor 'B' circuit intermittent/erratic BrandPowertrain
VolkswagenP01BDUnknown error Code 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 P01Bxx codes.

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