how to fix timing chain issues in Volkswagen Golf MK7 (2015-2019)

Solution

1. Preparation

• Tools Required: Socket set, torque wrench, timing chain gauge, OBD-II scanner, engine oil, new timing chain kit, oil filter, oil catch pan.
• Disconnect the battery to avoid electrical shock.
• Allow the engine to cool down before starting any work.

2. Remove Engine Components

• Sub-steps:
  1. Remove the engine cover by unscrewing any bolts or clips.
  2. Remove the serpentine belt using a belt tensioner tool.
  3. Detach the timing cover by removing the bolts and gently prying it off.
  4. Remove any components obstructing access to the timing chain, such as the crankshaft pulley or water pump, if necessary.

3. Inspect and Replace Timing Chain

• Sub-steps:
  1. Inspect the timing chain and sprockets for wear or damage, including checking for slack.
  2. If worn, remove the old timing chain by loosening the tensioner and carefully sliding it off the sprockets.
  3. Install the new timing chain by aligning it with the timing marks on the sprockets.
  4. Replace the timing chain tensioner, ensuring it is properly seated.

4. Reassemble Engine Components

• Sub-steps:
  1. Reattach the timing cover using a new gasket and torque the bolts to the manufacturer’s specifications.
  2. Reinstall any components removed for access, such as the crankshaft pulley and water pump.
  3. Reinstall the serpentine belt and engine cover.
  4. Reconnect the battery.

5. Fluid Replacement

• Sub-steps:
  1. Replace the engine oil and oil filter to ensure proper lubrication of the new chain.
  2. Fill the engine with the appropriate oil type as specified in the owner’s manual.