SSM74195

12/14/2018
TOPIx - SSM74195 - Insufficient earth contact at rear of headlining - various symptoms or fault codes.
Reference
SSM74195
Models
I-PACE / X590
Title
Insufficient earth contact at rear of headlining - various symptoms or fault codes.
Category
Electrical
Last modified
12-Dec-2018 00:00:00
Symptom
205000 Electrical Accessories
Attachments
SSM74195-Attachment_X590_Ground-earth-issue.pdf (SSM74195-Attachment_X590_Ground-earthissue.pdf)
Content
Issue:
Insufficient earth contact at rear of headlining - various symptoms or fault codes due to poor earth
connection at the following ground points Tailgate Harness Grounds: G4D476, G4D180XT and G4D149EA, G4D149E (See pictures 1 and 2)
Additionally:
Spoiler Harness Grounds: G9D132, G9D116
Ground point for RF filter at the center of the rear headlining (see picture 1)
The customer may experience the following symptoms on vehicles up to VIN F67830.
Power tailgate inoperative
Tailgate locking/unlocking inoperative
Potential 12V Auxiliary Battery (B19) drain
Rear heated screen inoperative
Warning of reduced brake pedal feel
Other possible failures may be related to the ground earth issue
Cause:
Ground bolt joints have excess paint causing a poor contact to ground.
Action:
If any similar condition mentioned above has been experienced on the vehicle, the ground points should
be checked and reworked as follow.
Procedure:
1. Remove Headliner
>See TOPIX Workshop Manual section: 501-05: Removal and Installation – Headliner
2. Access the four ground earth eyelets (Attachment, see picture 1)
3. Remove the bolts for the ground earth (Attachment, see picture 2)
4. Clean the thread by using an M6 tap and clean the area locally around the earth eyelet by using wetand-dry abrasive paper (Attachment, see picture 3)
5. Install the ground eyelets to the headliner and tighten the bolts.>Torque to 10 Nm
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12/14/2018
TOPIx - SSM74195 - Insufficient earth contact at rear of headlining - various symptoms or fault codes.
6. Install Headliner
>See TOPIX Workshop Manual section: 501-05: Removal and Installation – Headliner
7. Verify if the issue experienced has been rectified, if not carry out appropriate diagnostics using
Pathfinder and TOPIx
If this does not solve the issue, then a Technical Assistance (TA) should be submitted to Local Technical
Support (LTS)
Technicians - Please rate this SSM and provide comments so that future communications can be
improved.
1 = Poor – Basic information provided – The SSM does not help me resolve the customer concern.
3 = Average – Adequate information provided – The SSM partially helps me resolve the customer
concern.
5 = Excellent – All required information provided to resolve the customer concern.
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