P167F – BMW DTC

BMW DTC P167F – Internal Control Module Error, 5 Volt Supply Voltage Low

DTC P167F meaning on BMW

DTC P167F is an OBD-II diagnostic trouble code that indicates an Internal Control Module Error, specifically a 5 Volt Supply Voltage Low, in a BMW vehicle. This fault code is typically related to issues with the vehicle’s control module receiving a lower than normal voltage supply.

BMW DTC P167F symptoms

Symptoms of DTC P167F in a BMW may include:

• Check Engine Light illuminated on the dashboard
• Reduced engine performance
• Vehicle may go into limp mode
• Problems with starting the engine

BMW DTC P167F causes

Common causes of DTC P167F in a BMW include:

• Defective control module
• Wiring or connection issues in the 5-volt supply circuit
• Problems with the power supply to the control module

BMW DTC P167F seriousness

The seriousness of DTC P167F on a BMW depends on the underlying cause. Ignoring this fault code can lead to further damage to the vehicle’s control module and other related components. It is recommended to address this issue promptly to prevent potential drivability issues.

How to diagnose DTC P167F on BMW

To diagnose DTC P167F on a BMW, a mechanic would typically perform the following steps:

1. Use an OBD-II scanner to retrieve the fault code and freeze frame data
2. Inspect the wiring and connections in the 5-volt supply circuit
3. Check the power supply to the control module
4. Test the control module for proper functioning

How to fix DTC P167F on BMW

To fix DTC P167F on a BMW, the following steps may be taken:

1. Repair or replace any damaged wiring or connections in the 5-volt supply circuit
2. Ensure the power supply to the control module is functioning correctly
3. Replace the control module if it is found to be defective
4. Clear the fault code and test drive the vehicle to ensure the issue is resolved

How to erase DTC P167F on BMW

To erase DTC P167F on a BMW, follow these steps:

1. Use an OBD-II scanner to clear the fault code
2. Disconnect the vehicle’s battery for a few minutes to reset the system
3. Reconnect the battery and start the vehicle to ensure the fault code has been successfully erased

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.