C278E Austin 1800 OBD Code

OBD/2 C278E error code description and symptoms.

Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Open or short in BPP circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit. (Rear Electronic Module [REM] Windstar and LS6/LS8 or Lighting Control Module (LCM) Continental and Town Car. Damaged brake switch Misadjusted brake switch Check for proper function of stoplamps.

A good starting point in your diagnosis is checking all system fuses and fusible links. This can be done using the DVOM on the voltage setting. You will want to test the fuses with circuits loaded. Some fuses will appear normal until a load is placed on their respective circuit; at which point they will fail. This has been the cause of many 'phantom malfunctions'. Consult your vehicle information source for fuse and fusible link locations. If all fuses are in working order, you may want to check TCM relay operation by swapping identical relays. Usually the horn relay, starter relay, fuel pump relay, air conditioning clutch relay, and controller relays are similar enough in design to swap for diagnostic purposes.

C278E Austin 1800 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C278E 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 circuit ground short 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 circuit ground short.

Common Causes of Austin 1800 C278E OBD2 Code

A common cause of code C278E is the failure of Brake Pedal Input Circuit Ground Short, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
EVAP system hose leaking
Faulty ignition coil (s)
1Camshaft Position Sensor circuit poor electrical connection

C278E 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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C278E Austin 1800 OBD Code

C278E Austin 1800 Error Code Repair Process :

Common Causes of Austin 1800 C278E OBD2 Code

C278E code for other Austin cars