Logo

Check B1748 Fault Code

When you check engine light came on code B1748 the reason should be . However your vehicle's manufacturer may have a different definition for the B1748 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B1748 Code Reason

Parts or components should not be replaced with reference to only a B1748 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

B1748 Possible Fix :

The engine relies on the glow plugs to generate heat to help with the combustion cycle. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold.

B1748 OBD-II Diagnostic Body (B) Trouble Code Description

B1748 Mirror Passenger Horizontal Switch Circuit Short To Ground so you have to check ODB-II Fault Code Check list.

Reason For B1748 Code

The reason of B1748 OBD-II Fault Code Check is B1748 Mirror Passenger Horizontal Switch Circuit Short To Ground.

B1748 Solution:

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

What does fault code B1748 mean ?
What does a diagnostic reading B1748 mean ?
How to fix OBD2 Code B1748 ?
What do we know about B1748 code ?

How to Clear B1748 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.