Instrument Electronics Pack, Renew
INSTRUMENT ELECTRONICS PACKRENEW
Disconnect the battery earth lead.
Remove driver's side dash liner. Service and Repair
Remove the driver's side dash liner armature for access (Federal Vehicles only).
Remove the instrument housing to fascia securing screws.
Reposition the steering wheel to its lowest tilt position.
Displace and reposition the instrument housing to gain access to the harness multi-plugs.
Disconnect the harness multi-plugs from the back of the instrument panel.
Fig 1:
Displace and remove the instrument panel / housing assembly.
Remove the instrument panel to housing securing nuts / screws and remove the housing.
Place the instrument panel face down on the bench, ensuring that the panel lens is protected with a suitable cloth or similar.
Note: To minimize the risk of damage and contamination, all repairs conducted on the instrument pack should be performed in a non-static dust-free environment. Avoid touching connector pins and PCB track / components, to minimize the risk of static damage.
Remove the electronics pack rear cover securing screws, and remove the cover.
Carefully release the flexible printed circuit ribbon-ends from the edge connectors, by squeezing grips between thumb and forefinger while sliding out connector latch.
Release the electronics pack retaining clips and pivot the pack upwards.
Displace and remove the electronics pack from the instrument pack by lifting it from its hinges.
Fitting an new electronics pack is the reversal of the removal procedure.
Note: The refitting of the flexible printed circuit to edge-connectors is achieved by positioning the holes in the flexible printed circuit membrane over the connector-latch locating pips and sliding the latch to the fully closed position.
On re-connection of the battery, it is important that the ignition is cycled and the bulb check is completed. The odometer reading will then be restored to the correct value.