LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 2012 >> Golf TDI, 4D Hatchback, Standard Trans >> Repair and Diagnosis >> Body & Frame >> Windows >> Front Doors, Central Locking System >> 57 Front Doors, Central Locking System >> Description And Operation >> Folding Remote Vehicle Key Battery Overview
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Folding Remote Vehicle Key Battery Overview

Fig 1: Identifying Battery For Folding Remote Control Key, Assembly Overview
GWWN57-10078Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Key with Variable Code Transponder 
  2. Radio Frequency Unit - Upper Part 
  3. LED 
    • This LED must blink when remote control is operated.
    • If LED does not blink when remote control is operated, the battery is completely discharged and must be replaced:
  4. Battery 
  5. Radio Frequency Unit - Lower Part 
scientia non olet · About LEMON Manuals