L322 Range Rover Service Procedures
ENGINE MANAGEMENT SYSTEM - V8
REPAIRS
18-2-5
Engine control module (ECM)
$% 18.30.03
If the ECM is to be replaced then Testbook/T4 must
be connected and correct procedures adhered to,
prior to battery disconnection.
Before disconnecting the battery, ensure all text and
cautions in the battery disconnection section are
observed.
GENERAL INFORMATION, Electrical
Remove
1. Disconnect battery earth lead.
2. Remove 10 Allen screws securing 'E' box cover
and remove cover.
3. Disconnect 5 multiplugs from ECM.
4. Release 2 clips and remove ECM.
Refit
1. Fit new ECM and connect multiplugs.
2. Fit 'E' box cover and tighten Allen screws to 2
Nm (1.5 lbf.ft).
3. Connect battery earth lead.
4. Reprogramme a new ECM using TestBook/T4.
M18 0742