U3987 Caterham Seven OBD Code

OBD/2 U3987 error code description and symptoms.

Fuel Rail Pressure Sensor in Range But Low The comprehensive component monitor (CCM) monitors the FRP pressure for acceptable fuel pressure. The test fails when the fuel pressure falls below a calibrated value. Low fuel pressure Damaged FRP sensor Excessive resistance in circuit Low or no fuel A FRP PID value below 551 kpa (80 psi) indicates a failure Low or no fuel A FRP PID value greater than 896 kpa (130 psi) indicates a failure.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code U3987, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code U3987 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

U3987 Caterham Seven Error Code Repair Process :

If your air temperature internal sensor circuit open check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system U3987 and engine control unit are in charge of monitoring a bunch of different air temperature internal sensor circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Soso)

Repair Time (50 Min.)

Cost Prediction : $ 40-75

Common Causes of Caterham Seven U3987 OBD2 Code

A common cause of code U3987 is the failure of Air Temperature Internal Sensor Circuit Open, but there are several other possible causes as well, such as ;

• Erratic camshaft position due to low oil pressure
• Exhaust tube
• Faulty Crankshaft Position Sensor (POS)
• Fuel injectors may be faulty

U3987 is a kind of Network Trouble Code U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

U3987 code for other Caterham cars

You can view according U3987 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• U3987 Caterham 120 Superlight
• U3987 Caterham 1700
• U3987 Caterham 21
• U3987 Caterham 275s-sv
• U3987 Caterham 485r
• U3987 Caterham 7
• U3987 Caterham Beaulieu
• U3987 Caterham C
• U3987 Caterham R300
• U3987 Caterham Roadsport
• U3987 Caterham Seven S3
• U3987 Caterham Super
• U3987 Caterham Super 7
• U3987 Caterham Superlight
• U3987 Caterham Superseven
• U3987 Caterham Vx

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

About Us | Contact | Privacy

Copyright 2017 © All rights reserved