U0010

Medium Speed CAN Communication Bus

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$6–56 (est.)

Symptoms

Check Engine light comes on
Incorrect operation of vehicle systems
Lost connection with some modules
Problems starting the engine
Dashboard malfunctions

Causes

Open or short circuit in CAN bus wiring
Oxidation or damage to connectors
Fault in one of the modules connected to the bus
Problems with module power supply
Damage to CAN bus terminators

How to Fix

Check the integrity of the CAN bus wiring
Inspect and clean connectors
Check power supply of modules
Diagnose each module connected to the bus
Replace damaged components

Related codes

U0001 U0011 U0100