C278C Volvo S70 OBD Code

OBD/2 C278C error code description and symptoms.

Low Speed Fuel Pump Primary Circuit Malfunction The PCM monitors the low speed fuel pump (LFP) primary circuit output from the PCM.
The test fails if: When the LFP circuit is commanded on (grounded), excessive current draw is detected on the LFP circuit; or when the LFP circuit is commanded off, voltage is not detected on the LFP circuit (the PCM expects to detect VPWR voltage coming through the low speed fuel pump relay coil to the LFP circuit). Open or shorted low fuel pump (LFP) circuit Open VPWR to low speed fuel pump relay Damaged low speed fuel pump relay Damaged PCM An open circuit or short to ground can only be detected with the low speed fuel pump.

Regardless of the design though, the purpose of all clutch actuating systems is to improve the driving experience by removing the need for manual clutch operation by the driver. Computer-controlled clutch actuating systems work particularly well in dual clutch systems where one clutch controls gear changes of even-numbered gear ratios, and a second clutch that controls gear changes of odd-numbered ratios.

C278C Volvo S70 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C278C light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If brake pedal input open circuit so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the brake pedal input open circuit.

Common Causes of Volvo S70 C278C OBD2 Code

A common cause of code C278C is the failure of Brake Pedal Input Open Circuit, but there are several other possible causes as well, such as ;

EVAP canister or fuel tank leaks
Erratic camshaft position due to low oil pressure
Faulty variable valve timing (VVT)
Damaged VCT phaser

C278C is a kind of Chassis Trouble Code

Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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C278C Volvo S70 OBD Code

C278C Volvo S70 Error Code Repair Process :

Common Causes of Volvo S70 C278C OBD2 Code

C278C code for other Volvo cars