Vehicle Pull, Drift Or Steering Wheel Alignment Issues At PDI (SSM71962)

WARNING: This page is about the LR4 Base, which is a different variant/trim than selected.

Publication date: 2014-09-11
Reference number: SSM71962

VEHICLE PULL, DRIFT OR STEERING WHEEL ALIGNMENT ISSUES AT PDI

TECHNICAL SERVICE BULLETIN

Reference Number(s): SSM71962, Date of Issue: September 11, 2014

LAND ROVER:	Discovery 4/L319, Range Rover/L405, Range Rover Sport/L494, Defender/L316, Range Rover Evoque/L538
CATEGORY:	Chassis

SERVICE INFORMATION

Symptom 303000 Steering/Handling

ISSUE

Content

A technician may find it necessary to adjust the vehicle geometry at PDI for steering pull, drift or steering wheel alignment issues.

CAUSE

Unknown. Engineering are currently collecting data for analysis.

ACTION

If a vehicle is found with any of the above symptoms, please submit a FRED request with answers to the following diagnosis flow below:

Check/Adjust Tyre Pressure - Pressure differential will influence Tracking of Vehicle

Swap Front Wheels to verify Conicity - Tyre conicity difference across axle can influence vehicle tracking (SRO 74.10.06 x2 - Wheel and Tyre Assembly - each - remove for access +re-fit)

Check Vehicle Geometry - Ensure measure Equipment is Calibrated Please supply before and after data in the FRED including what measurement equipment is used.