LED Headlight Control Unit. Porsche 95B.1 Macan 2017>> › 9A794157200

Electronic LED headlight control unit by Porsche, is used with the factory lighting configurations identified by PR codes 8EX, 8EY and 8IS (LED Headlamps w/cornering lights)

Fits

• Macan (95B) MK1 (2017–2018)
• LED Headlamps w/cornering lights

Check fitment for your specific vehicle (model, year, engine) before ordering.

Diagram reference no 6

What This Product Does

The electronic module forms part of the factory LED headlamp system and provides control for the associated LED module. It integrates within the relevant headlight, turn-signal repeater and side-marker-light assembly.

Functions

• Provides electronic control within the LED headlight assembly
• Operates with the associated headlamp LED module
• Connects to the specified factory lighting configuration
  
  

Technical Details

• Porsche part number: 9A794157200
• Component description: control unit, electronic LED module
  
  

Symptoms of Fault

• Intermittent or failed LED headlight operation
• Flickering or inconsistent lighting behaviour
• Lighting-system warning messages
• Stored faults relating to the LED module or headlamp electronics
• Electrical connection problems caused by moisture, corrosion or heat cycling
  
  

Why Replacement Matters

A faulty electronic control unit may prevent the connected LED lighting functions from operating correctly. Diagnosis should include inspection of the wiring, connectors, earth points, headlamp seals and ventilation parts, along with a check of stored fault information. Confirming the part number, model year, lighting specification and PR code helps ensure compatibility with the original Porsche system.

FAQs

• How do I verify the correct module? Compare Porsche part number 9A794157200 with the original component and confirm the vehicle specification by VIN and PR code.
• What do the PR codes mean? PR 8EX identifies LED headlights for right-hand traffic with dynamic cornering light, PR 8EY identifies the USA LED-headlight specification with dynamic cornering light, and PR 8IS identifies LED headlights for left-hand traffic with dynamic cornering light.
• What should be inspected before replacement? Check the headlamp for water ingress and examine its connectors, wiring, earth points, seals and ventilation components before condemning the control unit.

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9A794157200

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