Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) ECM-2D is stored if the turbocharger (TC) control valve circuit is short-circuited to ground or voltage or if there an open-circuit in the circuit.

Substitute Value 

The fuel shut-off system operates at high air mass.

Possible Source 

Signal too high: 

• Short-circuit to supply voltage in the signal cable.

Signal too low: 

• Short-circuit to ground in the signal cable.

Signal missing: 

• Open-circuit in the signal cable.

Fault symptom[s] 

• Poor performance
• Better performance.