U055B

Invalid Data Received From Special Purpose Vehicle Control Module B

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–278 (est.)

Symptoms

Inoperability of special equipment
Malfunction indicator light comes on
Switching systems into emergency mode
Reduced vehicle functionality
Errors in the operation of related systems

Causes

Malfunction of the special equipment control module
Damaged wiring harness or connectors
Short circuit in the module power supply circuit
Software error in the module
Problems with the CAN communication bus

How to Fix

Check the integrity of the wiring harness to the module
Inspect connectors for corrosion or damage
Check power supply and grounding of the module
Scan the module for additional errors
If necessary, replace or reflash the module

Related codes

U055A U055C U056B