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Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature

The Compressor Discharge Temperature Sensor is used to monitor the temperature of the air coming from the compressor side of the turbocharger.
The sensor signals are used for engine protection for high compressor out temperature and are monitored by the (ECU) Engine Control Unit.
The engine control module (ECM) will set a diagnostic trouble code (DTC) and derate the engine to avoid engine damage if the sensor signal is not within predetermined limits, or the signal is not rational.

Conditions for diagnostic trouble code (DTC):
1) The voltage at pin A14.EB:43 is more than 4.843?V

Probable cause
1) Compressor Discharge Temperature Sensor
2) Wiring harness

Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 2 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 17 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 15 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 0 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 252 FMI 9 PID: Date

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate

This function is used to calculate the EGR Mass Flow. The Engine Control Module (ECM) monitors the EGR diffpressure sensor and the EGR temperature sensor after cooler and uses these signals to calculate the EGR Mass Flow data.

Conditions for diagnostic trouble code (DTC):
1) EGR mass flow above calculated value
2) EGR mass flow is below calculated value

Observable symptoms
1) Exhaust smoke

Probable cause
1) EGR Valve
2) Wiring harness
3) Exhaust leakage
4) Sooty EGR cooler
5) EGR differential pressure sensor

Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 2 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 17 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 15 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 0 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level

This function is used to calculate the EGR Mass Flow. The Engine Control Module (ECM) monitors the EGR diffpressure sensor and the EGR temperature sensor after cooler and uses these signals to calculate the EGR Mass Flow data.

Conditions for diagnostic trouble code (DTC):
1) EGR mass flow above calculated value
2) The EGR mass flow is an calculated value based on a number of sensor signals and software calculations

Observable symptoms
1) Exhaust smoke

Probable cause
1) Aftertreatment DPF Differential Pressure Sensor
2) Connector
3) Wiring harness
4) EGR Valve
5) EGR System
6) Sooty EGR cooler

Detailed information
1) The diagnostic trouble code (DTC) is first set after 30?min when driving with varying engine loads
2) At idle the diagnostic trouble code (DTC) is normally not set to active

Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 2 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 17 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 15 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level

This function is used to calculate the EGR Mass Flow. The Engine Control Module (ECM) monitors the EGR diffpressure sensor and the EGR temperature sensor after cooler and uses these signals to calculate the EGR Mass Flow data.

Conditions for diagnostic trouble code (DTC):
1) EGR mass flow above calculated value
2) The EGR mass flow is an calculated value based on a number of sensor signals and software calculations

Observable symptoms
1) Possible smoke emitted from exhaust outlet with pipe disconnected

Probable cause
1) Connector
2) Wiring harness
3) EGR Valve
4) EGR System
5) EGR differential pressure sensor
6) Charge air system leakage

Detailed information
1) The diagnostic trouble code (DTC) is first set after 30?min when driving with varying engine loads
2) At idle the diagnostic trouble code (DTC) is normally not set to active
3) The diagnostic trouble code (DTC) will be shown as inactive when the ignition key is turned to the 0 position
4) To fully verify the repair it may be necessary to activate vehicle functions or perform a test drive

Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 2 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 17 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature – Least Severe Level

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level

This function is used to calculate the EGR Mass Flow. The Engine Control Module (ECM) monitors the EGR diffpressure sensor and the EGR temperature sensor after cooler and uses these signals to calculate the EGR Mass Flow data.

Conditions for diagnostic trouble code (DTC):
1) EGR mass flow is below calculated value
2) The EGR mass flow is an calculated value based on a number of sensor signals and software calculations

Probable cause
1) Exhaust leakage
2) Connector
3) Wiring harness
4) EGR Valve
5) EGR differential pressure sensor
6) EGR Cooler
7) EGR System

Detailed information
1) The diagnostic trouble code (DTC) is first set after 30?min when driving with varying engine loads
2) At idle the diagnostic trouble code (DTC) is normally not set to active
3) The diagnostic trouble code (DTC) will be shown as inactive when the ignition key is turned to the 0 position
4) To fully verify the repair it may be necessary to activate vehicle functions or perform a test drive

Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 2 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 12 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control

The EGR Valve operation is controlled by the Engine Control Module (ECM) using a pulse width modulated signal.? The ECU provides both the power and ground circuits. The EGR Valve assembly consists of a solenoid, operating a valve by hydraulic pressure provided by the engine?s oiling system.

Conditions for diagnostic trouble code (DTC):
1) Valve is not opening properly

Observable symptoms
1) Engine de-rated
2) Exhaust smoke

Probable cause
1) EGR Valve

Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 4 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 3 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control

The EGR Valve operation is controlled by the Engine Control Module (ECM) using a pulse width modulated signal.? The ECU provides both the power and ground circuits. The EGR Valve assembly consists of a solenoid, operating a valve by hydraulic pressure provided by the engine?s oiling system.

Conditions for diagnostic trouble code (DTC):
1) Current draw greater than 3?A

Observable symptoms
1) Loss of power

Probable cause
1) Wires between EGR Valve and Engine Control Module (ECM)
2) EGR extension harness
3) Connector
4) EGR Valve
5) Electronic Control Unit

Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 12 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate
Volvo All Engines (2010 Emissions) Fault Code: SPN 2629 FMI 5 PID: 404 Engine Turbocharger 1 Compressor Outlet Temperature

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 5 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control

The EGR Valve operation is controlled by the Engine Control Module (ECM) using a pulse width modulated signal.? The ECU provides both the power and ground circuits. The EGR Valve assembly consists of a solenoid, operating a valve by hydraulic pressure provided by the engine?s oiling system.

Conditions for diagnostic trouble code (DTC):
1) EGR valve activated
2) Open circuit, current draw less than 500?mA

Observable symptoms
1) Loss of power

Probable cause
1) Wires between EGR Valve and Engine Control Module (ECM)
2) EGR extension harness
3) Connector
4) EGR Valve

Detailed information
1) EGR valve commanded closed

Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 3 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 12 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 10 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 7 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control

The EGR Valve operation is controlled by the Engine Control Module (ECM) using a pulse width modulated signal.? The ECU provides both the power and ground circuits. The EGR Valve assembly consists of a solenoid, operating a valve by hydraulic pressure provided by the engine?s oiling system.

Conditions for diagnostic trouble code (DTC):
1) Valve is not closing properly

Observable symptoms
1) Engine de-rated

Probable cause
1) EGR Valve

Detailed information

Activation
1) The diagnostic trouble code (DTC) is first set after 30?min when driving with varying engine loads
2) At idle the diagnostic trouble code (DTC) is normally not set to active

Deactivation
1) The diagnostic trouble code (DTC) will be shown as inactive when the ignition key is turned to the 0 position
2) To fully verify the repair it may be necessary to activate vehicle functions or perform a test drive

Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 5 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 3 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 12 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 15 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Least Severe Level

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Volvo All Engines (2010 Emissions) Fault Code: SPN 2836 FMI 3 PID: PSID 49 Battery 1 Potential 2 (Voltage), Switched

When the ignition key is switched to the RUN position, battery voltage is supplied though fuse 64 to the aftertreatment control module (ACM).

Conditions for diagnostic trouble code (DTC):
1) Ignition switch voltage shorted high

Probable cause
1) Chassis Harness
2) Cab harness

Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 7 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 5 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 3 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2791 FMI 12 PID: SID 146 Engine Exhaust Gas Recirculation (EGR) Valve Control
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 18 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level
Volvo All Engines (2010 Emissions) Fault Code: SPN 2659 FMI 16 PID: PPID 35 Engine Exhaust Gas Recirculation (EGR) Mass Flow Rate – Modertaely Severe level

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