U3689 Humber 16 OBD Code

OBD/2 U3689 error code description and symptoms.

The input turbine speed sensor detects rotation of the input shaft of the input shaft speed sensor transmission. The computer uses that information, along with the output shaft speed sensor to determine if the transmission is operating according to plan. If the computer detects a difference between the input shaft speed , and the expected output shaft speed, it will adjust transmission pump pressure to prevent clutch disc slip. If adding pressure doesn't solve the problem, it will set a trouble code.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

U3689 Humber 16 Error Code Repair Process :

The scent may U3689 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such U3689, so if the inside of your car throttle control unit throttle position malfunction as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Common Causes of Humber 16 U3689 OBD2 Code

A common cause of code U3689 is the failure of Throttle Control Unit Throttle Position Malfunction, but there are several other possible causes as well, such as ;

Faulty Air Flow Meter
1Camshaft Position Sensor circuit poor electrical connection
Clogged or faulty fuel injector (s)
Starting system circuit Dead (Weak) battery

U3689 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.

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

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U3689 Humber 16 OBD Code

U3689 Humber 16 Error Code Repair Process :

Common Causes of Humber 16 U3689 OBD2 Code

U3689 code for other Humber cars