P1233high severityPowertrain
Fuel Pump Speed Primary Circuit Malfunction
on 2016 Volvo XC70 3.2L I6 · FWD
What this code means
The ECM detected a malfunction in the fuel pump speed control primary circuit. Volvo uses a variable-speed fuel pump system, and the speed feedback signal is outside expected parameters.
Symptoms
- Check Engine Light
- Loss of power
- Hard starting
- Engine stalling
- Reduced fuel pressure
Common causes
- Faulty fuel pump
- Fuel pump control module failure
- Wiring fault to fuel pump
- Corroded fuel pump connector
- Fuel pump relay failure
Diagnostic steps
- Test fuel pressure at rail
- Check fuel pump speed signal
- Test fuel pump control module
- Inspect wiring and connector at fuel pump
- Test fuel pump relay
Repair notes
Replace the fuel pump or fuel pump control module.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1