U0087

Vehicle Communication Bus F - High

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–111 (est.)

Symptoms

Incorrect operation of electronic systems
Check Engine Light Illuminates
Lost connection with some modules
Diagnostic problems

Causes

Faulty module connected to bus F
Damage to the communication bus wiring harness
Short circuit in the circuit
Problems with module power supply

How to Fix

Check the integrity of the F bus wiring harness
Diagnose modules connected to bus F
Check connections and contacts
Replace the faulty module if necessary

Related codes

U0086 U0088 U0089