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2 Door Driver Side Master Power Window & Central Lock Control Switch OEM 1J3959857 For VW Golf Mk4 2-Door 1999-2006 DC12V Auto Replacement Parts

Product Appearance Description

 

This driver master power window switch exclusively for 2-door VW Golf Mk4 is integrally molded with thickened matte high-hardness eco-friendly ABS. The split long base copies the dimension of original two-door car door interior mounting slot 1:1. Two groups of double-layer ergonomic window buttons are marked with clear laser white window outline icons, which will not fade or turn white after long-term pressing friction. A separate tall window safety lock button is set in the middle, combined central lock/unlock button is integrated on the right side. Two original standard screw mounting holes are reserved on the left end of housing, vehicle-exclusive wiring socket equipped on the back with high-purity anti-oxidation copper terminals inside. It is positioned by original screws and clips, can directly replace aged & damaged original switch without grinding, cutting door interior or circuit modification.

Product Function Description

Perfectly compatible with original 12V body electrical control system of 2-door VW Golf Mk4, three core practical functions:
1.Independent up & down control for left and right car windows, suitable for window adjustment of two-door vehicles;
2.Middle safety lock button locks all windows at one touch to prevent hand pinching safety accidents caused by children’s accidental touch;
3.Right combined button synchronously controls locking and unlocking of all vehicle doors for convenient door operation;
IP64 dustproof and splash-proof sealed housing reduces terminal damage from moisture, dust and vibration inside door panels, repairing high-frequency faults such as stuck unresponsive buttons, stuck windows, invalid safety lock and inactive door lock control.

 

Applicable Models

Brand Model Body Style Production Year OEM Part Number
Volkswagen Golf Mk4 2-Door Coupe 1999‑2006 1J3959857
Seat TOLEDO II (1M2) 1998-2006
VOLKSWAGEN (MEX) Golf 1,8 1997-
VOLKSWAGEN (MEX) Golf Estate 1.6 1997-2020
VOLKSWAGEN (MEX) GOLF GTI 1999-2013
VOLKSWAGEN (MEX) Golf 2,0 1998-
VOLKSWAGEN (MEX) Golf GTI V5 1997-2004
VOLKSWAGEN (MEX) Golf 2,0 Var. 4Motion 2000-2005
VOLKSWAGEN (MEX) Golf Variant 1,8 1999-2000
VOLKSWAGEN (MEX) Golf SDI 1997-2004
VOLKSWAGEN (MEX) Golf V5 1997-2004
VOLKSWAGEN (MEX) Golf Wagon 2.0 1998-2020
VOLKSWAGEN (MEX) PASSAT VARIANT 1997-2011
VOLKSWAGEN (MEX) Golf estate 1.4 1999-2021
VOLKSWAGEN (MEX) PASSAT V6 VARIANT 1997-2000
VOLKSWAGEN (MEX) Golf VR6 Var.4Motion 2000-2000
VOLKSWAGEN (MEX) Golf Variant V6 1999-2005
VOLKSWAGEN (MEX) Golf TDI 4Motion 1998-2005
VOLKSWAGEN (MEX) Passat Lim. 4Motion 2000-2010
VOLKSWAGEN (MEX) Golf 2,0 4Motion 2000-2012
VOLKSWAGEN (MEX) Golf Turbo 1998-2004
VOLKSWAGEN (MEX) Golf V6 4Motion 1999-2005
VOLKSWAGEN (MEX) Golf Variant V5 1998-2006
VOLKSWAGEN (MEX) Golf 1,4 1997-
VOLKSWAGEN (MEX) Golf GTI Turbo 1997-2004
VOLKSWAGEN (MEX) Golf VR6 4Motion 2000-2000
VOLKSWAGEN (MEX) PASSAT LIMOUSINE 1996-2010
VOLKSWAGEN (MEX) Golf Variant TDI 1999-2006
VOLKSWAGEN (USA) Go V5 4Moti 1998-2005
VOLKSWAGEN (USA) Golf VR6 4Motion 2000-2000
VOLKSWAGEN (USA) Golf TDI 1997-
VOLKSWAGEN (USA) Golf Variant SDI 1999-2006
VOLKSWAGEN (USA) Golf 1,8 4Motion 1998-2000
VOLKSWAGEN (USA) PASSAT V6 LIMOUSINE 1997-2000
VOLKSWAGEN (USA) Passat Var. 4Motion 1999-2010
VOLKSWAGEN (USA) Golf GTI TDI 1997-2004
VOLKSWAGEN (USA) Golf 1,6 1997-
VOLKSWAGEN (USA) Passat V6 Limousine#4Motion 1999-2000
VOLKSWAGEN (USA) Golf Estate 1.8 1997-2019
VOLKSWAGEN (USA) Golf Variant TDI 1999-2006
VOLKSWAGEN (USA) PASSAT LIMOUSINE 1996-2010
VOLKSWAGEN (USA) Golf 1,8 1997-
VOLKSWAGEN (USA) Golf Estate 1.6 1997-2020
VOLKSWAGEN (USA) Golf 2,0 1998-
VOLKSWAGEN (USA) Passat V6 Variant#4Motion 1999-2000
VOLKSWAGEN (USA) GOLF GTI 1999-2013
VOLKSWAGEN (USA) Golf GTI V5 1997-2004
VOLKSWAGEN (USA) Golf 2,0 Var. 4Motion 2000-2005
VOLKSWAGEN (USA) Passat Lim. syn. 2000-2000
VOLKSWAGEN (USA) Golf Variant 1,8 1999-2000
VOLKSWAGEN (USA) Golf SDI 1997-2004
VOLKSWAGEN (USA) Golf Wagon 2.0 1998-2020
VOLKSWAGEN (USA) Golf V5 1997-2004
VOLKSWAGEN (USA) PASSAT VARIANT 1997-2011
VOLKSWAGEN (USA) Golf estate 1.4 1999-2021
VOLKSWAGEN (USA) PASSAT V6 VARIANT 1997-2000
VOLKSWAGEN (USA) Golf VR6 Var.4Motion 2000-2000
VOLKSWAGEN (USA) Golf Variant V6 1999-2005
VOLKSWAGEN (USA) Golf TDI 4Motion 1998-2005
VOLKSWAGEN (USA) Passat Lim. 4Motion 1999-2010
VOLKSWAGEN (USA) Golf 2,0 4Motion 2000-2012
VOLKSWAGEN (USA) Golf Turbo 1998-2004
VOLKSWAGEN (RDW) PASSAT V6 LIMOUSINE 1997-2000
VOLKSWAGEN (RDW) Passat Var. 4Motion 1999-2018
VOLKSWAGEN (RDW) Golf GTI TDI 1997-2004
VOLKSWAGEN (RDW) Golf 1,6 1997-
VOLKSWAGEN (RDW) Passat V6 Limousine#4Motion 1999-2000
VOLKSWAGEN (RDW) Golf Estate 1.8 1997-2017
VOLKSWAGEN (RDW) Golf 1,8 1997-2017
VOLKSWAGEN (RDW) Golf Estate 1.6 1997-2020
VOLKSWAGEN (RDW) Golf 2,0 1998-
VOLKSWAGEN (RDW) Golf GTI V5 1997-2004
VOLKSWAGEN (RDW) Golf 2,0 Var. 4Motion 2000-2005
VOLKSWAGEN (RDW) Passat Lim. syn. 2000-2000
VOLKSWAGEN (RDW) Golf SDI 1997-2004
VOLKSWAGEN (RDW) Golf Wagon 2.0 1998-2020
VOLKSWAGEN (RDW) Golf V5 1997-2004
VOLKSWAGEN (RDW) Golf estate 1.4 1999-2006
VOLKSWAGEN (RDW) PASSAT V6 VARIANT 1997-2000
VOLKSWAGEN (RDW) Golf Variant V6 1999-2005
VOLKSWAGEN (RDW) Golf TDI 4Motion 1998-2005
VOLKSWAGEN (RDW) Passat Lim. 4Motion 1999-2018
VOLKSWAGEN (RDW) Golf 2,0 4Motion 2000-2012
VOLKSWAGEN (RDW) Golf Turbo 1998-2004
VOLKSWAGEN (RDW) Golf VR6 4Motion 2000-2000

 

Parameter

English Item Spec Details
Product Name Two-Door Master Power Window & Central Door Lock Integrated Control Switch (Driver Side)
Item Model LD-15020
OEM Number 1J3959857
Working Voltage DC12V standard automotive voltage
Raw Material Matte black high-hardness ABS plastic + Anti-oxidation copper conductive terminals + Laser etched wear-resistant white function icons
Installation OE direct plug-and-play, no wire cutting or ECU coding matching required
Fitment Vehicle Volkswagen Golf Mk4 2-Door
Applicable Year 1999‑2006
Core Functions 2-door independent window up & down control + Rear window child safety lock + Central door lock / unlock integrated control
Appearance Feature Long split matte black integrated base, two groups of double ergonomic window buttons; middle independent tall child window lock button; right side combined central lock & unlock button; dual screw mounting holes at left end, multi-section buckle positioning structure
Waterproof Grade IP64 dustproof & splash-proof, suitable for two-door car door interior environment
Warranty 12 months factory quality warranty

Product Details

Packaging and delivery

Item Value
Selling Units Single item
Single package size 18.2X8X8 cm
Single gross weight 0.124kg

 

Product Specifications and Trade Terms

Item Specification/Details
Warranty Period 12 months or 100,000 km (whichever comes first)
Payment Terms T/T, PayPal, Western Union
Port of Loading Ningbo Port or Shanghai Port
Lead Time 7-15 working days after deposit
Packing 50 pcs per carton with foam
Shipping Method By sea / air / express (DHL/FedEx/UPS)
Sample Policy Free samples, buyer pays freight
After-Sales Support Itemcement for defective items
Certification ISO/TS 16949:2009

 

Supplementary Note

 

1.Stock Supply: OEM matching matte premium quality always in stock, scratch & fingerprint resistant shell, low-odor eco raw materials, support small trial orders and full-container bulk export wholesale;

2.Pre-shipment QC: Every unit passes power signal test, button abrasion durability test, high-low temperature cycling, waterproof & dustproof full inspection before delivery;

3.Order Tip: Confirm OEM No.1J3959857 before order placement, only fits front left driver door of 1999-2006 2-door VW Golf Mk4;

4.Installation Guide: Fixed by original screws and clips, plug the connector directly into factory wiring harness for non-destructive replacement without ECU coding matching.