Volkswagen Golf Mk7 alternator 04C 903 023 K - Used original Parts
RM 500
Condition: Used (Original)Description
Product Title
Volkswagen Golf Mk7 alternator 04C 903 023 K - Used original Parts
Diagnosis and Common Symptoms
Failure of the 04C 903 023 K alternator in the Volkswagen Golf Mk7 platform typically manifests through a red battery icon on the instrument cluster or a "Check Charging System" warning. Technicians often observe fault codes such as P0562 (System Voltage Low) or P0622 (Generator Field Control Circuit) during a diagnostic scan. Physical symptoms include dimming headlights during idling, a sluggish engine crank, or an audible whining noise from the accessory belt area indicating bearing wear. If your vehicle requires frequent jump-starts despite having a healthy battery, the internal voltage regulator or rectifier diodes in the alternator have likely failed.
Introduction
Securing a Genuine used alternator is the most reliable method to restore your vehicle's electrical integrity without the high cost of a brand-new unit. This specific 140A component has been salvaged from low-mileage donor vehicles and subjected to a comprehensive bench test to verify consistent voltage output. Unlike low-quality aftermarket replicas, this Genuine part ensures seamless communication with the Golf Mk7's sophisticated LIN-bus energy management system. Our technicians have inspected the brushes, slip rings, and pulley to ensure this part is ready for immediate bolt-on installation.
Product Details
- Brand: Volkswagen
- Model Compatibility: Golf Mk7 (typically 1.2 / 1.4 TSI engines)
- Part Name: Alternator / Generator
- Part Number: 04C 903 023 K
- Amperage: 140A
- Condition: Genuine Used (Tested Working)
- Notes: Pulley and internal regulator included. Surface may show minor cosmetic oxidation consistent with normal use.
Frequently Asked Questions
Q: What symptoms indicate failure? A: The most common signs are a dashboard battery warning light, flickering interior electronics, and a battery that refuses to hold a charge despite being relatively new.
Q: Does this require coding? A: The alternator itself does not require software coding. However, if your battery was completely discharged during the failure, you may need to reset the Battery Management System (BMS) using a diagnostic tool to ensure the new charging profile is recognized.
Q: Is this original? A: Yes, this is a Genuine Volkswagen factory component. It is built to higher tolerances and provides better heat dissipation than non-genuine alternatives.
Why Choose Us?
- Verified functionality through load-testing at peak operating temperatures.
- Actual photos/videos provided of the specific unit to ensure transparency.
- 30-day exchange warranty provided on all electrical components.
- Technical benefit: Using a Genuine unit prevents "ghost" fault codes and interference with the vehicle’s Start-Stop system.
Shipping
Location: Kuala Lumpur, Malaysia Shipping: West Malaysia RM50 (Estimate) / East Malaysia RM80 (Estimate) Delivery: 1-2 working days Packaging: Secure anti-static packaging, heavy-duty shock absorption. (We send actual photos/videos of the unit and packaging before shipping)
Warranty and Return Policy
- 30-day exchange warranty from the date of receipt.
- Proof of professional installation by a qualified workshop is required for warranty claims.
- No returns if the item is opened, modified, tampered with, or damaged due to incorrect electrical wiring.
- Exchange only for confirmed internal electronic defects.
How to Order
- WhatsApp us to confirm compatibility with your specific VIN.
- Send your chassis number or a clear photo of your old unit label.
- Confirm order details and stock availability.
- Receive actual product photos and diagnostic test confirmation.
- Make payment via bank transfer.
- Item is shipped immediately with tracking details provided.
Contact Us
William – https://wa.me/60102992988 Lok – https://wa.me/60177720143
Price Notice
Price is estimated only. Actual price depends on current stock levels, specific part number revisions, and unit condition. Please WhatsApp us for a formal quote.
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