P059D – BMW DTC

BMW DTC P059D – Active Grill Air Shutter ‘A’ Position Sensor Circuit Low

DTC P059D meaning on BMW

DTC P059D is a diagnostic trouble code that indicates an issue with the Active Grill Air Shutter ‘A’ Position Sensor Circuit on a BMW vehicle. This code specifically points to a low voltage condition in the sensor circuit.

BMW DTC P059D symptoms

Symptoms of DTC P059D on a BMW may include:

• Check Engine Light illuminated on the dashboard
• Reduced fuel efficiency
• Engine running rough or stalling
• Issues with the vehicle’s cooling system

BMW DTC P059D causes

Common causes of DTC P059D on a BMW include:

• Faulty Active Grill Air Shutter ‘A’ Position Sensor
• Wiring or connector issues in the sensor circuit
• Software glitches in the vehicle’s control module

BMW DTC P059D seriousness

While DTC P059D may not cause immediate drivability issues, it is important to address this code promptly to prevent potential long-term damage to the vehicle’s systems and components.

How to diagnose DTC P059D on BMW

To diagnose DTC P059D on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer
2. Inspect the Active Grill Air Shutter ‘A’ Position Sensor and its wiring for any visible damage
3. Test the sensor’s voltage and resistance to determine if it is functioning correctly
4. Check for any software updates or recalibrations that may be needed

How to fix DTC P059D on BMW

To fix DTC P059D on a BMW, the following steps may be taken:

1. Replace the faulty Active Grill Air Shutter ‘A’ Position Sensor
2. Repair any damaged wiring or connectors in the sensor circuit
3. Perform any necessary software updates or reprogramming of the vehicle’s control module

How to erase DTC P059D on BMW

After addressing the underlying issue causing DTC P059D on a BMW, the fault codes can be cleared using a diagnostic scanner. This will reset the Check Engine Light and allow the vehicle’s computer to monitor the system for any new faults.

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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