How to Replace timing belt on VW Polo 6N 1.4

Replacement Interval Guide

• Volkswagen recommend:
• 1994-95 Golf/Vento (AEE/AEX engines): Check condition and tension every 20,000 miles.
• Except 1994-95 Golf/Vento (AEE/AEX engines): Check at the first 60,000 miles and then every 20,000 miles (replace if necessary).
• The vehicle manufacturer has not recommended a timing belt replacement interval for this engine.

NOTE: Volkswagen UK recommend the timing belt is replaced every 4 years.

• The previous use and service history of the vehicle must always be taken into account.

Check For Engine Damage

CAUTION: This engine has been identified as an INTERFERENCE engine in which the possibility of valve-to-piston damage in the event of a timing belt failure is MOST LIKELY to occur. A compression check of all cylinders should be performed before removing the cylinder head.

Repair Times – hrs

Remove & install:
Lupo	1,60
Polo →2002	1,60
Polo Classic	1,30
Golf/Vento	1,10
Caddy 1,4	1,10
Caddy 1,6	1,30

Special Tools

• None required.

Special Precautions

• Disconnect battery earth lead.
• DO NOT turn crankshaft or camshaft when timing belt removed.
• Remove spark plugs to ease turning engine.
• Turn engine in normal direction of rotation (unless otherwise stated).
• DO NOT turn engine via camshaft or other sprockets.
• Observe all tightening torques.

Removal

1. Lupo/Polo:
   • Support engine.
   • Remove RH engine mounting bolts [14] & [15] .
   • Remove RH engine mounting.
   • Lower engine slightly.
2. All models – remove:
   • Auxiliary drive belt cover (if fitted).
   • Auxiliary drive belt.
   • Timing belt upper cover [1] .
3. Turn crankshaft to TDC on No.1 cylinder.
4. Ensure ‘0’ timing mark aligned [2] .
5. Ensure camshaft sprocket timing marks aligned [3] .
6. Remove:
   • Crankshaft pulley bolts (4 bolts) [4] .
   • Crankshaft pulley [5] .
   • Timing belt lower cover [6] .
7. Slacken tensioner nut [7] .
8. Remove timing belt.NOTE: Mark direction of rotation on belt with chalk if belt is to be reused.

Installation

1. Ensure timing marks aligned [3] & [13] .NOTE: Align ground tooth on crankshaft sprocket with mark on sealing flange.
2. Fit timing belt in anti-clockwise direction. Ensure belt is taut between sprockets on non-tensioned side.
3. Tighten tensioner nut finger tight [7] . Ensure baseplate is supported by bolt [8] .
4. Turn tensioner clockwise [9] until pointer [11] aligned with notch [10] in baseplate.
5. Tighten tensioner nut to 20 Nm [7] .
6. Turn crankshaft two turns clockwise to TDC on No.1 cylinder. Ensure timing marks aligned [3] & [13] .
7. Ensure pointer [11] aligned with notch [10] in baseplate.
8. Apply firm thumb pressure to belt at . Pointer [11] and notch [10] must move apart.
9. Release thumb pressure from belt at .
10. Turn crankshaft two turns clockwise to TDC on No.1 cylinder.
11. Ensure pointer [11] aligned with notch [10] in baseplate.
12. Fit timing belt lower cover [6] . Tighten bolts to 10 Nm [12] .
13. Install:
    • Crankshaft pulley [5] .
    • Crankshaft pulley bolts [4] .
14. Tighten crankshaft pulley bolts to 20 Nm [4] .
15. Install components in reverse order of removal.
16. Fit engine mounting. Use new bolts.
17. Tighten engine mounting:
    • Bolts [14] . Tightening torque: 25 Nm + 45°.
    • Bolt [15] . Tightening torque: 50 Nm.
    • Bolts [16] . Tightening torque: 25 Nm.