P1640 OBD Trouble Code

9 results found

P1640 - Acura
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control module (ECM) - internal fault

Cause

Wiring, ECM

P1640 - Audi
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control module (ECM) - defective

Cause

ECM

P1640 - Ford
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

PCM Trouble Codes Available in Another Module Conditions

Cause

Key on or engine running and the PCM received a request from another module to illuminate the MIL due to a fault that could affect emissions Scan Tool Tips Request PID 0946 to determine which module failed

P1640 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Output Driver Module 'A' Error Conditions

Cause

Engine running, brakes off, then the PCM received an improper voltage level on the ODM 'A' fault line, condition met for 5 seconds Note the EVAP, Fan or TCC controls may be on or off at the wrong time if this code is set

P1640 - Honda
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control module (ECM), output driver - internal fault

Cause

Wiring, ECM

P1640 - Isuzu
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control module, output driver 1 - supply voltage high

Cause

Wiring, instruments, EVAP canister purge valve, AC compressor relay

P1640 - Kia
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control relay - voltage low/high

Cause

Wiring, engine control relay, charging system

P1640 - Saab
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control relay - no voltage to ECM pin 1

Cause

Wiring, connectors, engine control relay

Notes

Vehicle fitted with TRIONIC T5

P1640 - Volkswagen
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Engine control module (ECM) - defective

Cause

ECM

Try also: https://www.obd-codes.com/p1640