P1086

P1086

Diagnosis information - Control unit DME (DFI)

Boost pressure adjuster Bank 1: Electrical fault
(Electronic adjuster for turbocharger)

Diagnostic conditions
- Ignition on, then:
- Switch off ignition
- Switch on ignition

Possible fault causes
- Loose contact or corrosion on connectors or lines
- Short circuit to B+/ground/between lines or open circuit in the lines
- Power or ground supply faulty
- Boost pressure adjuster (Electronic adjuster for turbocharger) Faulty

Fault effects
- Boost pressure control switched off (Boost pressure low)
- Reduction Engine torque