Diagnostic trouble code (DTC) information

Condition

Fig 1: Identifying Turbocharger Control Valve

Courtesy of VOLVO CARS OF NORTH AMERICA.

If the turbocharger (TC) control valve circuit has a short-circuit to ground or an open-circuit the control module interprets it as a fault and ECM-6800 is stored.

Substitute Value

Possible Source

Signal too high:

short-circuit to supply voltage in the signal cable
defective turbocharger (TC) control valve

Signal too low:

short-circuit to ground in the signal cable

Signal missing:

open-circuit in signal cable
open-circuit in power cable
defective turbocharger (TC) control valve

Fault symptom[s]

malfunction indicator lamp (MIL) lit