PowertrainP04C4

Serious

Severity: Serious - have it checked soon

Oil pressure warning

12 brands affected · Description from Toyota data.

Key terms: 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 computer has received an oil-pressure warning, which means the engine may not be getting proper lubrication.

2Common causes

Low engine oil level or an oil leak
Wrong oil viscosity or a blocked oil filter
Failing oil pump
Faulty oil pressure sensor or switch
Worn engine bearings or an internal oil leak

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 can destroy the engine within minutes. Check the oil level once stopped; if it is correct, have the car towed.

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 12

Brand	Code	Description	System
Ashok Leyland CV	P04C4	No description available	Powertrain
Daewoo	P04C4	No description available	Powertrain
DFFS	P04C4	Oil pressure warning Brand	Powertrain
EOBD	P04C4	Raon/feidhm fotha ciorcad braiteoir/athraoigh dorus líonta breosla Brand	Powertrain
GM	P04C4	No description available	Powertrain
Holden	P04C4	Fuel Fill Door Lock Position Sensor Performance Brand	Powertrain
Isuzu	P04C4	No description available	Powertrain
Land Rover	P04C4	Fuel Fill Door Lock Position Sensor/Switch Circuit Range/Performance Brand	Powertrain
Opel	P04C4	No description available	Powertrain
Peugeot	P04C4	No description available	Powertrain
Saab	P04C4	No description available	Powertrain
Toyota	P04C4	Oil pressure warning 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 P04Cxx codes.