P208D

Reductant Pump A Control Circuit High

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–278 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Possible SCR system error messages
Increased fuel consumption
Unpleasant exhaust smell

Causes

Short circuit to power in the pump control circuit
Reagent pump malfunction
Damage to wiring or connectors
Problems with the SCR control unit
Corrosion of contacts in the control circuit

How to Fix

Check pump control circuit for short circuit
Check the resistance and operation of the reagent pump
Inspect connectors and wiring for damage
Check control circuit fuses and relays
If necessary, replace the reagent pump

Related codes

P208E P208F P208C