Fault code lookup

PowertrainP1AED

Caution

Severity: Caution - get it checked when you can

Drive motor 2 control module Hybrid/EV battery system voltage

9 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 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 9

BrandCodeDescriptionSystem
CheryP1AEDLow temperature water pump out of control BrandPowertrain
DaewooP1AEDNo description available Powertrain
EOBDP1AEDÜtközési jel BrandPowertrain
GMP1AEDNo description available Powertrain
HoldenP1AEDDrive Motor 2 Control Module Hybrid/EV Battery System Voltage BrandPowertrain
OpelP1AEDNo description available Powertrain
PeugeotP1AEDNo description available Powertrain
SaabP1AEDNo description available Powertrain
ToyotaP1AEDDrive motor 2 control module Hybrid/EV battery system voltage 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.

5Extended variant codes 1

These 7-character codes are manufacturer-specific variants of P1AED and may be reported by some scan tools.

BrandCodeDescriptionSystem
Mercedes-BenzP1AED85Sensor 'Voltage of high-voltage on-board electrical system' in control unit 'Electric machine A' has a malfunction. There is a signal above the permissible limit value. BrandPowertrain

6Related codes

Browse Pxxx codes or P1AExx codes.

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