You are offline — AutoTools still works from your device.

Code

U0167

Network

Lost communication with immobilizer module

Communication with the immobilizer module is lost.

Search another code

Most likely causes

Immobilizer fault
CAN wiring fault
Key not recognized

Symptoms you may notice

No start
Flashing key light

Checks to run

Check the key
Test CAN wiring
Scan the immobilizer

Tools you may need

OBD-II scanner

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Network

Lost communication with engine control module

Lost communication with ABS control module

Lost communication with transmission control module

High-speed CAN communication bus

Control module communication bus off

Ask the AI mechanic

Hi! Ask me anything about your car — codes, noises, parts, maintenance.