Luggage Compartment Relay Box (2001‐2004) - aeonSolutions/AeonLabs-AI-Volvo-MKII-Open-Hardware GitHub Wiki

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Last update 13-04-2024

Luggage Compartment Relay Box (2001-2004)
The Relays in the cargo area are located behind the panel on the driver’s side of the cargo compartment. When replacing a blown Relay, be sure to replace it with a new one with the same pinout and amperage (written on the relay).

For more information see the Volvo wiring manual PDF, page 20.

For more information about the fuse box on this module click here.

Pos Relay function PIN Wire Function PIN Wire Function
RMA1 Relay, 15 feed, rear accessories 2/52
RMA3 Relay, heated rear window 2/82

The RMA Relay has 4 PINs, Volvo Part number 9441158, replaced by part number 30765045.

brand TYCO, VF4 series, reference V23134-J52-X346 (see datasheet).
Buy this relay on Aliexpress here.


Pos Relay function PIN Wire Function PIN Wire Function
RMI1 Locking relay, LH rear 2/111 Yellow Y   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI2 Unlocking relay, LH rear 2/112  Light Gray w/ Black LB   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI3 Relay, deadlock, rear doors 2/115 Purple P   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI4 Reversing light relay 2/80  Light Blue LB   Red R Fuse n.4 Backup lights
RMI5 Fog lights relay 2/79   Yellow Y   Red R Fuse n.3 Fog lights connected to shunt RSH6 - pos 1
RMI6 Break light relay 2/49  2x Pink P   Red R connected to shunt RSH2 - pos 1
RMI7  Pink P   Red R 13-pin light-gray male connector
RMI8  
RMI9  
RMI10  
RMI11 Relay, pager alarm 1 2/136 ISR  
RMI12 Relay, pager alarm 2 2/137 ISR  
RMI14 Rear adjustable head restraint relay 2/75 2x Yellow w/ red   Red R Fuse n.7 Folding head restraints
RMI15 Blue B  
RMI20 Trunk lid opening relay 2/67  Light Gray w/ White LW   Red R Fuse n.6 Tailgate opening
RMI21 Unlocking relay, fuel filler flap 2/59 Yellow Y   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI22 Locking relay, fuel filler flap 2/58 Light Blue B   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI23 Unlocking relay, RH rear 2/114  Light Gray LG   Red R Fuse n.8 Central locking rear doors, Fuel filler door
RMI24 Locking relay, RH rear 2/113  Yellow Y   Red R Fuse n.8 Central locking rear doors, Fuel filler door

The RMA Relay has 5 PINs, Volvo Part number 9441161 brand TYCO, VFM series, reference A4001-X40 (see datasheet).
Buy this relay on Aliexpress here.


Pos Shunt function PIN Wire Function PIN Wire Function
RSH1 # #
RSH2 Shunt, low beam REM 20/29  POS 1 Red connected to RMI6 Relay
RSH3 # #
RSH4 Shunt, parking light REM 20/28  POS 1 2x White W POS 3 Light Gray LG
RSH5 Shunt, parking light/tail light REM 20/33 POS 1 Light Gray LG POS 3 Light Gray LG
RSH6 Shunt, brake light REM 20/31  POS 1 Yellow Y POS 2 2x Yellow

The SHH Shunt resistor has 5 PINs, Volvo Part number 9442190A. Brand Volvo Original.
Buy this relay on FCP Euro here


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