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17. Wiring diagram
2/2011 01 29 2 160 471 © BMW AG, Munich. (Z/Z) 34
Legend
All the designations marked with an asterisk (*) apply only to these installation instructions or this wiring diagram.
Cable colours
A1*
Eyelet, on B+ post X2219
A2*
Ring eyelet, on earth pin X175
A3*
Butt connector on the cable of the original fan relay (only cars built after 3/07) or on branch BA2*
(only cars built before 3/07) or on branch BC3* (only RHD cars)
A4*
Butt connector on the cable of the original fan relay (only cars built after 3/07) or on branch BA1*
(only cars built before 3/07) or on branch BC2* (only RHD cars)
A5* Cars with N54 engine only
Socket contact on DME control unit A6020, plug X60101, GR 26-pin or on branch BC1*
(RHD cars only)
Cars with N55 engine only
Socket contact, on separated SW/BL cable (0.5 mm²) from PIN 20 of plug X60001 from the
DME control unit or on branch BC1* (RHD cars only)
A6*
Fuse holder 125 A
A7*
Eyelet, on fan relay K*
A8*
Eyelet, on fan relay K*
A9*
SW 2-pin socket casing, on fan relay K*
A10*
SW 4-pin socket casing, on electric fan B*
BA3*
Cable with insulation-piercing connector on glovebox light E42a , plug X18336 , SW 4-pin
(only cars built before 3/07)
BA4*
Cable with insulation-piercing connector on glovebox light E42a , plug X18336 , SW 4-pin
(only cars built before 3/07)
BC4*
Socket contact on DME control unit A6020 , plug X60101 , GR 26-pin (RHD cars only)
BC5*
Butt connector on the cable of the original fan relay or on branch BA1* (RHD cars only)
BC6*
Butt connector on the cable of the original fan relay or on branch BA2* (RHD cars only)
BL Blue GN Green RT Red
BR Brown GR Grey SW Black