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Mini 2

This document provides detailed instructions for removing and installing the hydraulic timing chain tensioner in a 2002 Mini Cooper (R50) L4-1.6L. It includes necessary tools, safety precautions, and step-by-step procedures for resetting and installing the tensioner. Additionally, it emphasizes the importance of ensuring the timing chain is properly positioned to avoid damage.

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14 views2 pages

Mini 2

This document provides detailed instructions for removing and installing the hydraulic timing chain tensioner in a 2002 Mini Cooper (R50) L4-1.6L. It includes necessary tools, safety precautions, and step-by-step procedures for resetting and installing the tensioner. Additionally, it emphasizes the importance of ensuring the timing chain is properly positioned to avoid damage.

Uploaded by

notificaciones.bbb
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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2002 Mini Cooper (R50) L4-1.6L (W10) Copyright © 2013, ALLDATA 10.

52SS Page 1

Timing Chain Tensioner: Service and Repair


Removing And Installing/Replacing Hydraulic Chain Tensioner
Special Tools Required:
^ 33 2 140

Turn off ignition.


Disconnect battery.
Refer to Disconnecting and connecting battery.

Remove inspection cover.


Refer to Removing and installing, sealing cylinder head cover.
Remove right front wheel.
Refer to Removing or installing front or rear wheel.

Remove harness bracket (1) and timing chain tensioner plug (2) and tensioner.

Install hint: Reset timing chain tensioner to the transit position.


Place the tensioner (1) on a flat surface.
Remove tensioner reservoir cap (2).
Place the palm of your hand against the tensioner, with continuous pressure until the tensioner is fully compressed.
Refit tensioner cap (2) after reset.

Install hint: Check/replace sealing ring of tensioner plug.


Install the timing chain tensioner (1) into its housing and tighten.
Seal plug, chain tensioner ........................................................................................................................................................................... 63 Nm

Note: Transit position of tensioner.

Ensure the timing chain is properly positioned within the channel of the timing chain guides.
Do not pry directly on chain. Damage to the timing chain may occur.
2002 Mini Cooper (R50) L4-1.6L (W10) Copyright © 2013, ALLDATA 10.52SS Page 2

Install hint: Using special tool 33 2 140, pry on the right (movable) timing chain guides until the timing chain tensioner rachets out to tension the
chain.

Note: the timing chain cover is not required to be removed for this process. This picture is used to illustrate the timing chain guide arrangement.

Note: the released position of the tensioner (1).

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