Diagnostic Trouble Code (DTC) Information ECM-2610

Condition 

Fig 1: Identifying Fuel Pump (FP) Control Module

Courtesy of VOLVO CARS CORPORATION

The engine control module (ECM) checks the control signal to the fuel pump (FP) control module.

The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers a fault in the control signal to the fuel pump (FP) control module.

The diagnostic trouble code (DTC) can be diagnosed when the engine is running.

Substitute Value 

• None.

Possible Source 

Signal too high 

• Fault registered by the central electronic module (CEM)
• Short-circuit to supply voltage in the signal cable
• Damaged fuel pump (FP) control module.

Signal too low 

• Fault registered by the central electronic module (CEM)
• Short-circuit to ground in the signal cable
• Open-circuit in the signal cable
• Damaged fuel pump (FP) control module.

Fault symptom[s] 

• The starter motor turns but the engine does not start
• The engine stops.