PowertrainP0B0A

Serious

Severity: Serious - have it checked soon

Electromagnetic oil pump (EMOP) control power supply voltage low

23 brands affected · Description from Toyota data.

Key terms: Control module: a small computer that runs one part of the car · 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

The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.

2Common causes

Sensor or actuator fault
Wiring or connector fault
Vacuum or intake leak
Fuel or ignition problem
Control module 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 23

Brand	Code	Description	System
Ashok Leyland CV	P0B0A	No description available	Powertrain
BAIC Motor	P0B0A	EMOP voltage too low Brand	Powertrain
BYD	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Chery	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Daewoo	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
DFFS	P0B0A	Total voltage of the EMOP control power supply low Brand	Powertrain
DFFX	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
DFXK	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
EOBD	P0B0A	Elektrisk/ekstra girkasseoljepumpe 'A' motorforsyningsspenningskrets lav Brand	Powertrain
Geely	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
GM	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Great Wall	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Hafei	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Holden	P0B0A	Auxiliary Transmission Fluid Pump Supply Voltage Circuit Low Voltage Brand	Powertrain
Hyundai	P0B0A	No description available	Powertrain
Isuzu	P0B0A	No description available	Powertrain
Land Rover	P0B0A	Electric/Auxiliary Transmission Fluid Pump 'A' Motor Supply Voltage Circuit Low Brand	Powertrain
Opel	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Peugeot	P0B0A	No description available	Powertrain
Saab	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
MG (SAIC)	P0B0A	Auxiliary Transmission Fluid Pump Motor Supply Voltage Circuit Low Brand	Powertrain
Subaru	P0B0A	No description available	Powertrain
Toyota	P0B0A	Electromagnetic oil pump (EMOP) control power supply voltage low Brand	Powertrain

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 P0B0xx codes.