PowertrainP00C1

Caution

Severity: Caution - get it checked when you can

Automatic transmission electrical control failure

18 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

1What it means in plain English

This code is in the fuel and air metering range, which includes fuel-pressure and camshaft-timing faults.

2Common causes

Dirty or faulty mass air flow sensor
Vacuum or intake air leak
Weak fuel pump or clogged fuel filter
Faulty fuel injector
Faulty oxygen sensor
Wiring or connector fault

3Can I drive?

Caution · drive with care

Have it diagnosed promptly. Some codes in this range affect fuel pressure or camshaft timing; if the engine loses power, runs badly, or stalls, stop safely and get professional help.

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 18

Brand	Code	Description	System
Ashok Leyland CV	P00C1	Temperature Sensor Of Exhaust Gases. (Bank 2. Sensor 1.) Incorrect Or Intermittent Data Brand	Powertrain
Daewoo	P00C1	No description available	Powertrain
DFFS	P00C1	Automatic transmission electrical control failure Brand	Powertrain
DFXK	P00C1	Booster pressure relief solenoid 2 control circuit voltage low Brand	Powertrain
EOBD	P00C1	Turbolader/kompressor bypassventil 'B' styrekrets lav Brand	Powertrain
GM	P00C1	No description available	Powertrain
Holden	P00C1	Turbocharger Bypass Solenoid Valve Control Circuit Low Voltage Bank 2 Brand	Powertrain
Honda	P00C1	No description available	Powertrain
Isuzu	P00C1	No description available	Powertrain
Land Rover	P00C1	Turbocharger/supercharger bypass valve B - Control circuit - Low Brand	Powertrain
Maserati	P00C1	Turbocharger/Supercharger Bypass Valve 2 Control Circuit Low Brand	Powertrain
Mitsubishi	P00C1	No description available	Powertrain
Opel	P00C1	No description available	Powertrain
Peugeot	P00C1	No description available	Powertrain
Proton	P00C1	No description available	Powertrain
Saab	P00C1	No description available	Powertrain
MG (SAIC)	P00C1	Crash event Firing of lateral Right squib Brand	Powertrain
Toyota	P00C1	Automatic transmission electrical control failure 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.

5Extended variant codes 3

These 7-character codes are manufacturer-specific variants of P00C1 and may be reported by some scan tools.

Brand	Code	Description	System
Mercedes-Benz	P00C100	Der Ausgang für Umschaltventil der Bypassklappe 2 'Ladeluft' hat Kurzschluss nach Masse. Brand	Powertrain
Mercedes-Benz	P00C115	CPC signal Time-out Brand	Powertrain
Mercedes-Benz	P00C14A	Battery signal time-out Brand	Powertrain

6Related codes

Browse Pxxx codes or P00Cxx codes.