B3897 Trouble Code

View B3897 obd/2 error code description and symptoms. B3897 engine photo

The Transmission Fluid Pressure Switch allows the engine's control module (PCM) or Transmission Control Module (TCM) to use hydraulic fluid to engage the clutches in the transmission to allow for smoother shifting while driving. If the PCM or TCM detects an issue with the hydraulic clutch or the pressure switch, the PCM or TCM will set code B3897

In most cases, the TCM is integrated into a single housing with the PCM. Nevertheless, the section of the module which controls (automatic) transmission function may be powered up separately. In any case, the TCM is typically powered using switched (only present with the ignition switch in the ON, start, or run position) voltage. This circuit is normally equipped with a fuse, fusible link, and/or a relay. Frequently, the PCM and TCM are powered using the same relay albeit by separate circuits. Access to a reliable vehicle information source will yield necessary details of the TCM power circuit for the specific vehicle in question.

B3897 Error Code Repair Process :

The rule of B3897 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of ignition run/acc circuit short to battery. Likewise, overriding the OBD B3897 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

B3897 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 B3897

A common cause of code B3897 is the failure of Ignition Run/Acc Circuit Short To Battery, but there are several other possible causes as well, such as ;

Continuous oil flow to the VCT piston chamber
Faulty front heated oxygen sensor
Fuel injectors may be faulty
Variable Camshaft Timing solenoid stuck open

B3897 code for all cars

You can view according B3897 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B3897 Renault Clio 5

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

About Us | Contact | Privacy