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B1643 Engine Diagnostic Code For Mercury Mountaineer

Sample B1643 Engine

B1643 engine code for Mercury Mountaineer provides below are generic codes that may not apply to all vehicles. Mercury Mountaineer manufacturer uses specific Mercury Mountaineer diagnostic code that are different from the codes shown below. Foreign vehicles may also use DTC codes different from the generic DTC codes.

Do you have fresh, clean fuel in the tank? If it's empty, fill it up and go! If it's full, check B1643 that the fuel shut-off valve is open and that it is clean. Stale fuel, dirt and debris are the most common cause of outdoor power equipment not starting properly. If you store equipment with untreated gas in the tank, it can lead to engine damage.

B1643 Diagnostic Trouble Code For Mercury Mountaineer Meaning

B 1 6 43
Body Problem MFG - Manufacturer Specific Computer And Auxiliary Outputs 43 Engine Fault Code
Mercury Mountaineer Car Engine How to fix B1643 engine diagnostic code For Mercury Mountaineer ?

Starting letter B diagnostic code shows that there are problems in antilock brake system, electronic suspension and steering systems.
If your "Check Engine Light" is on, it means your vehicle has one or more OBD II Trouble Codes so you have to check your engine diagnostic code tool.

If your vehicle is an older model with a non-electronic Computer And Auxiliary Outputs, you can check the distributor cap to see whether the spark is getting from there to the coil and on to the spark plugs.


Don't forget ! If your B1643 engine code not resolved on and there are trouble codes in your computer, your vehicle will not pass an OBD 2 emissions test. The light must be off and there must be no codes in memory to pass an OBD 2 emissions test. In addition, all of the OBD II self-monitors that check for faults must have run and completed without finding any further problems to pass the test.