P1467 – BMW DTC

BMW DTC P1467 – Heated Catalyst Comparison Battery Voltages of Power Switches Plausibility

DTC P1467 meaning on BMW

The DTC P1467 on a BMW refers to the Heated Catalyst Comparison Battery Voltages of Power Switches Plausibility fault. This fault code indicates that there is a discrepancy in the voltage readings between the power switches of the heated catalyst system, which can affect the efficiency of the catalytic converter.

BMW DTC P1467 symptoms

Symptoms of DTC P1467 on a BMW may include:

• Check Engine Light illuminated
• Reduced engine performance
• Increased fuel consumption
• Possible sulfur or rotten egg smell from the exhaust

BMW DTC P1467 causes

Common causes of DTC P1467 on a BMW include:

• Faulty power switches in the heated catalyst system
• Wiring issues or poor connections
• Defective catalytic converter
• Software glitches in the engine control module

BMW DTC P1467 seriousness

The seriousness of DTC P1467 on a BMW should not be ignored, as it can lead to decreased fuel efficiency and potentially cause damage to the catalytic converter. Ignoring this fault code may result in the vehicle failing emissions tests and could lead to more expensive repairs down the line.

How to diagnose DTC P1467 on BMW

To diagnose DTC P1467 on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the power switches and wiring in the heated catalyst system
3. Check the voltage readings of the power switches for discrepancies
4. Perform a visual inspection of the catalytic converter for any signs of damage

How to fix DTC P1467 on BMW

To fix DTC P1467 on a BMW, the following steps may be taken:

1. Repair or replace any faulty power switches in the heated catalyst system
2. Address any wiring issues or poor connections
3. If the catalytic converter is damaged, replace it with a new one
4. Update the engine control module software if necessary

How to erase DTC P1467 on BMW

To erase DTC P1467 on a BMW, the fault code can be cleared using a diagnostic scanner. After the necessary repairs have been made to address the underlying issue, the fault code can be reset, and the Check Engine Light should turn off. It is important to ensure that the repairs have been successful before clearing the fault code to prevent it from reoccurring.

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

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