P2064 BMW – Reductant/Regeneration Supply Control Circuit High

P2064 BMW Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P2064 BMW Possible Causes

Faulty Reductant Injector Air Pump,Reductant Injector Air Pump harness is open or shorted,Reductant Injector Air Pump circuit poor electrical connection,Faulty Powertrain Control Module (PCM)

P2064 BMW Description

The code indicates that the Powertrain Control Module (PCM) has detected a malfunction in the reductant injector air pump control circuit.