Rear Three-Point Seat Belt With Belt Tensioner, Checking Belt Fastening Detection
Seat Belts, Inspecting
CAUTION!
After every accident the seat belt system must be inspected systematically! If damage is determined when inspecting the check points, customer must be informed regarding necessity of changing belts.
Check points:
• Belt Webbing, Checking
• Retractor, Checking Locking Function
• Belt Latch, Inspecting Visually
• Belt Latch, Checking Function
• Belt Guide Rings and Locking Tongue, Checking
• Securing Components and Anchorage Points, Checking
• If customer refuses to have a damaged seat belt replaced, appropriate note should be made in service book.
Rear Three-Point Seat Belt with Belt Tensioner, Checking Belt Fastening Detection
Special tools, testers and auxiliary items required
• Vehicle Diagnosis, Testing and Information System ( VAS 5051 A)
- Close Vehicle Diagnostic, Testing and Information System (VAS 5051 A) and tap "15 - Airbag" in vehicle system selection. Ignition must be switched on.
- Read out display group 004 measured value block.
The belt is completely extended, display on Vehicle Diagnosis, Testing and Information System (VAS 5051 A) - no -.
The locking tongue is engaged in safety belt latch and belt has been pulled out to dimension -L-, display on Vehicle Diagnosis, Testing and Information System (VAS 5051 A) - yes -.
- Then pull belt out completely as far as stop. While pulling the belt, the display on the Vehicle Diagnosis, Testing and Information System (VAS 5051 A) must remain on - yes -.
- Now unroll belt to dimension -L- without releasing the locking tongue. The display on the Vehicle Diagnosis, Testing and Information System (VAS 5051 A) must remain on - yes -.
- Release locking tongue and slowly roll belt webbing up, the display must change from - yes - to - no - at a remaining length of 100 mm at the latest.
The belt is completely extended, display on Vehicle Diagnosis, Testing and Information System (VAS 5051 A) - no -.
Length - L:
• Length -L- on the sedan is 250 mm for the left and right belt. The belt diagonal adjuster is at the center.
• Length -L- on the Avant is 220 mm for the left and right belt. The belt diagonal adjuster is at the center.
• Length -L- on sedan and Avant is 500 mm for center belt.