Check B1811 Fault Code
When you check engine light came on code B1811 the reason should be . However your vehicle's manufacturer may have a different definition for the B1811 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.
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B1811 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set. |
B1811 Possible Fix :
The most likely cause of this is that there is no refrigerant left in your system. This could be caused by a leak in your system somewhere, which will have to be fixed before refilling the refrigerant. If you're car-savvy and you own a set of air conditioning gauges, refilling the refrigerant is usually easy to do yourself. However, if you're not so confident, enlist the help of a knowledgeable friend or take a quick trip to the mechanic.
B1811 OBD-II Diagnostic Body (B) Trouble Code DescriptionB1811 Lamp Backup Switch Input Circuit Open so you have to check ODB-II Fault Code Check list.Reason For B1811 CodeThe reason of B1811 OBD-II Fault Code Check is B1811 Lamp Backup Switch Input Circuit Open. |
B1811 Solution:
Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.
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What does fault code B1811 mean ?
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How to Clear B1811 Trouble Code
An OBD 2 scanner is the best and safest way to erase a DTC from your car's system. This scanner communicates with the car's computer and instructs the computer to erase the code. It does not change or tweak the settings from inside the car or its systems.