Unable To Reset Service Interval Using Pathfinder (SSM73950)

WARNING: This page is about the Range Rover Base, 3.0L Eng VIN K, which is a different variant/trim than selected.

Publication date: 2018-07-05
Reference number: SSM73950

UNABLE TO RESET SERVICE INTERVAL USING PATHFINDER

TECHNICAL SERVICE BULLETIN

Reference Number(s): SSM73950, Date of Issue: January 10, 2019

LAND ROVER:	Discovery/L462; Range Rover/L405; Range Rover Sport/L494
SERVICE CATEGORY:	Electrical

ISSUE

Unable to reset service interval using Pathfinder

Technician unable to reset service interval on Instrument Cluster using Pathfinder following an oil change on 18MY non Plug-in Hybrid Electric Vehicles only.

CAUSE

Gateway Module software not transferring data between modules during service reset routine.

ACTION

Using Pathfinder with P207 or later loaded, re-configure the existing Gateway Module followed by the service interval reset procedure as follows

Connect the JLR approved battery support unit.
Connect the JLR approved diagnostic equipment.
Follow the JLR approved diagnostic equipment prompts.
Select 'ECU diagnostics'.
Select 'Gateway module A (GWM)'.
Select 'Update ECU'.
Follow all on-screen instructions to complete the task.
Select 'Service'.
Select 'Service message reset'.
Follow all on-screen instructions to complete the task.
Disconnect the JLR approved diagnostic equipment and JLR approved battery support unit.

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