Fault code lookup

PowertrainP1A04

Caution

Severity: Caution - get it checked when you can

Generator Shutdown Circuit

17 brands affected · Description from Land Rover 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 the charging system. The battery may go flat and the car may stall.

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

  1. Sensor or actuator fault
  2. Wiring or connector fault
  3. Vacuum or intake leak
  4. Fuel or ignition problem
  5. Control module fault

3Can I drive?

Caution · drive with care

The electrical system may fail and the battery may go flat, risking a stall. If the battery or charging warning light is on, drive straight to a workshop.

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 17

BrandCodeDescriptionSystem
BYDP1A04BIC3 operation abnormal fault BrandPowertrain
CheryP1A04Brake vacuum pressure sensor fault BrandPowertrain
DaewooP1A04No description available Powertrain
EOBDP1A04Fan hybrid 1 BrandPowertrain
GMP1A04No description available Powertrain
HoldenP1A04Fuel Pressure High Pressure BrandPowertrain
HondaP1A04No description available Powertrain
HyundaiP1A04No description available Powertrain
IsuzuP1A04No description available Powertrain
Land RoverP1A04Generator Shutdown Circuit BrandPowertrain
MitsubishiP1A04Shift position SW: N BrandPowertrain
OpelP1A04No description available Powertrain
PeugeotP1A04No description available Powertrain
ProtonP1A04Shift position SW: N BrandPowertrain
SaabP1A04No description available Powertrain
MG (SAIC)P1A04HCU report EMS level 6 (EMS torque serious inaccurate))fault BrandPowertrain
SuzukiP1A04ISG Current Sensor Failure 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 P1A0xx codes.

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