Vibration / resonance from engine – acoustic cover fixing

VIBRATION / RESONANCE FROM ENGINE – ACOUSTIC COVER FIXING

Model

New Discovery Defender

Affected vehicles

All Td5 diesel derivatives prior to: New Discovery – VIN XA 902200 (System 1) VIN XA 206157 (System 2) Defender 99MY – VIN XA 165900

Date

1999-01-20

Reference

Bulletin 0013, CDS ref l8494bu

Bulletin text

New Discovery Defender

AFFECTED RANGE:

All Td5 diesel derivatives prior to: New Discovery - VIN XA 902200 (System 1) VIN XA 206157 (System 2)

Defender 99MY - VIN XA 165900

PROBLEM:

VIBRATION / RESONANCE FROM ENGINE - ACOUSTIC COVER FIXING Source of problem may not be obvious. Symptoms such as vibration / resonance from fascia or various interior trim components may be reported.

CAUSE:

Insufficient clamping load on the right hand acoustic cover fixing. consists of a shouldered bolt and a grommet. The condition occurs when the bolt bottoms before the grommet is compressed.

ACTION:

To increase the fixing grommet clamping load, add one or two plain washers (part number WA110068L) to the underside of the bolt head (see illustration). To prevent cover vibration in this area the slightly grommet will require to be compressed, one or two plain washers will achieve this.

PARTS INFORMATION:

WA110068L - Plain washer - black (one or two washers as required)

WARRANTY CLAIMS: Use Complaint Code: 8Z7W

Use S.R.O.: 12.30.50 Time allowance: 0.10 Hrs

Bulletin N o : 0013 L8494bu 1 20.01.99

The fixing