Engine - Hard Starting When Cold: Overview

12/31/96

19/13/96/US

SUBJECT:
PRIDE - Cold Start Enhancement

MODEL:
Classic
Discovery

AFFECTED VEHICLES:
LH
LJ 1993-1995 MY
LJ 1994-1995 MY

DETAIL

During previous winters Land Rover has received numerous reports of poor starting in extremely cold weather of vehicles in the above VIN range. This condition would arise when a vehicle has been cold soaked overnight in ambient temperatures below -6°C (20°F). There may be complaints of long crank time, slow crank speed, or a no start condition. Upon inspection the engine will appear to be flooded (overfueled). Land Rover has developed the following procedure to correct this condition. All items must be completed in order to improve sub-zero starting performance.:

In order to improve sub-zero starting performance, the following procedures must be completed:

^ Oil and filter change
^ Starter replacement
^ Replace battery cables
^ Change PROM in ECM
^ Update coil primary connections
^ Battery, charging system, and ignition system inspection and testing

The diagnostic steps and repair procedures detailed in this bulletin were developed as an element of the Land Rover Way OPERATION PRIDE. This TIB provides a library location for PRIDE information within the Land Rover North America technical literature system.

ACTION REQUIRED

Upon customer complaint for the symptoms outlined, perform the specified repairs.

PARTS INFORMATION

YPG10002 - Eyelet Terminals, (Land Rover) (qty. 5)
ERR3340 - Oil Filter
PRM3652 - PROM (3.9 L Discovery and Classic)
or
PRM3653 - PROM (4.2 L Classic)
ERR6087K - 1.7kW Starter
PRC5235K - Negative Battery Cable
AMR4803K - Positive Battery Cable
AMR1057K - Starter to Chassis Cable
ERR2926 - IACV Housing Gasket

Locally Sourced Items

^ 5W40 or 5W30 Engine Oil (qty. 6 qts.)
^ Heat Shrink Tubing, 100 mm. (4 in) x 6 mm. (0.25 in.)

PROCEDURE





Perform the diagnostic procedures and repairs outlined in this bulletin for the repair of poor starting performance.

WARRANTY
Normal warranty policy and procedures apply.

COMP.CODE

SRO

19.22.89.31 - Time 3.5 hrs.
Cold start enhancement