B0109 Trouble Code

View B0109 obd/2 error code description and symptoms. B0109 engine photo

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

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.

Difficulty Level (Expert)
Level
Repair Time (60 Min.)
Time
Cost Prediction : $ 75-90

B0109 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B0109 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 cylinder 5 injector circuit high 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 cylinder 5 injector circuit high.

Wrench Tool B0109 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Common Causes of B0109

A common cause of code B0109 is the failure of Cylinder 5 Injector Circuit High, but there are several other possible causes as well, such as ;

B0109 code for all cars

You can view according B0109 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B0109 Belsize 12 +B0109 Renault 14 +B0109 Honda Fcx +B0109 Nissan Rogue +B0109 Marmon 34

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

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