P2B83

Charge Air Cooler Coolant Pump A Overspeed/Air In System

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

Check Engine Warning Light Appears
Reduced engine power
Increased fuel consumption
Cooling system overheating
Unusual noises from the intercooler area

Causes

Intercooler coolant pump malfunction
Problems in the pump control circuit
Short circuit in the pump power supply circuit
Mechanical damage to the pump
Problems with the engine control unit

How to Fix

Check the operation of the intercooler coolant pump
Test the pump control circuit
Check fuses and relays associated with the pump
If necessary, replace the coolant pump
Check engine control unit software

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