#131
Genuine Jaguar dimmer control module / instrument illumination relay, part number DAC6594, removed from a 1992 Jaguar XJS 4.0.
This OEM electronic module controls the brightness of the dashboard and instrument illumination, allowing the driver to adjust interior lighting intensity. It is a direct replacement for a faulty or non-responsive original dimmer module.
Key Features
* Genuine Jaguar OEM electronic module
* Part Number: DAC6594
* Dashboard / instrument lighting dimmer control
* Controls interior illumination brightness
* Direct replacement for the matching original module
* Original factory connector and casing
Fits
* Jaguar XJS
* Jaguar XJS 4.0
* Early 1990s applications including 1992 facelift models
* May fit selected XJ40 models using the same module number
Compatibility should be confirmed by matching DAC6594, connector layout and vehicle specification.
Common Symptoms of Failure
* Dashboard lights too dim or too bright
* Instrument illumination not working
* Brightness control has no effect
* Interior lights flicker
* Intermittent dashboard illumination
* Dimmer circuit electrical faults
Condition
* Genuine used Jaguar part
* Fully tested and in good working condition
* Connector and casing intact unless otherwise stated
* May show minor cosmetic marks and age-related wear
Part Number
* DAC6594
* DAC 6594
Please Note
This listing is for the dimmer module / instrument illumination control unit only. Switches, wiring, brackets and other components are included only if shown in the photographs.
Please compare part number DAC6594, connector arrangement and photographs with your existing module before purchasing to ensure correct compatibility.