BMW DTC P175D – Gear Shift Position 2/4 Circuit Duty Cycle Too High
DTC P175D meaning on BMW
The DTC P175D code on a BMW indicates that the Gear Shift Position 2/4 Circuit Duty Cycle is too high. This means that there is an issue with the duty cycle of the gear shift position sensor in the 2nd or 4th gear.
BMW DTC P175D symptoms
Symptoms of the BMW DTC P175D code may include erratic shifting behavior, transmission slipping, harsh shifting between gears, and the transmission may go into limp mode.
BMW DTC P175D causes
The common causes of the BMW DTC P175D code include a faulty gear shift position sensor, damaged wiring or connectors in the circuit, low transmission fluid level, or a malfunctioning transmission control module.
BMW DTC P175D seriousness
Ignoring the DTC P175D code on a BMW can lead to further transmission damage and potentially unsafe driving conditions. It is important to address this issue promptly to prevent more severe problems.
How to diagnose DTC P175D on BMW
To diagnose the DTC P175D on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault codes from the transmission control module. They would then inspect the gear shift position sensor, check the wiring and connectors for any damage, and ensure the transmission fluid level is correct.
How to fix DTC P175D on BMW
Fixing the DTC P175D code on a BMW may involve replacing the gear shift position sensor, repairing any damaged wiring or connectors, topping up the transmission fluid, or reprogramming the transmission control module. It is recommended to follow the manufacturer’s repair procedures for a proper fix.
How to erase DTC P175D on BMW
Once the underlying issue causing the DTC P175D code on a BMW has been resolved, the code can be cleared using a diagnostic scanner. This will reset the transmission control module and turn off the check engine light. It is important to ensure that the repair has been successful before clearing the code.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.