Volvo XC90 Wiring Diagram page 39

Ground connections
31/100 - 31/121
31/100 Engine ignition coils
20/50 Spark plug with ignition coil, 8-Cyl.
20/52 Spark plug with ignition coil, 8-Cyl.
31/102 Front member
2/192 Relay (230V), engine heater, accessory
31/120 Cargo compartment, accessory
2/84 Relay, seat heater rear left
2/85 Relay, seat heater rear right
2/196 Relay comfort system seats
3/64 Switch, heated rear seat, left
3/69 Switch, heated rear seat, right
4/110 Trailer Module
4/131 Control module back massage left
4/133 Control back massage right
6/151 Ventilation fan backrest left seat
6/153 Ventilation fan backrest right seat
9/14 Control module, rear left seat heater
9/15 Control module, rear right seat heater
17/37 4-pin outlet, tow hitch cable harness
17/38 7-pin outlet, tow hitch cable harness
17/39 13-pin outlet, tow hitch cable harness
26/4 Converter, direction indicators & brake lights, USA
31/121 Engine ignition coils
20/14 Condenser, ignition coils, 8-Cyl.
20/53 Spark plug with ignition coil, 8-Cyl.
TP 39151201 XC90 2010 39