Rear wiring loom, left side

[DJT]

Julian gave us great deal of valuable information, his departure was a great loss to this forum.

Indeed. He still takes a look now and again........

[Chix]

This is something that Julian Leyton published on here years ago which is very helpful:

B Black G Green K PinkLG Light Green
N BrownO Orange P Purple R Red
S SlateU Blue W White Y Yellow

BROWNMain battery feed, ALWAYS HOT & unfused
PURPLEAuxiliary not via the ign switch, ALWAYS HOT & fused- from fused 1-2
GREEN HOT with ignition ON & fused--from fused 3-4 or 19-20
WHITE Base colour for ignition circuits, HOT with ignition ON & unfused
REDSidelights, instrument lights, rear lights, fused or unfused
BLUE Lighting - Headlight feed to main/dip/flash switch
BLACK Earth connections
BP Brake differential pressure (PDWA) switch to brake warning light
BW Handbrake switch to handbrake warning light
GB Fuel sender to gauge
GLG Gearbox/seat belt switch to LH belt switch & RH seat switch
GN Reverse light switch to lights
GO Low fuel sender to low fuel warning light
GP Brake light switch to lights
GR LH turn signal
GS Blower switch "high speed" feed to blower motor
GU Temp sender to gauge
GW RH turn signal
GY Blower switch "low speed" feed to low speed resistor
KW Ballast resistor wire to ignition coil
LGB Washer pump from steering column switch
LGK Hazard flasher unit to hazard switch
LGN Turn flasher unit to steering column switch & hazard switch
LGO LH belt switch & RH belt switch to Fasten Belt light
LGS Hazard switch to turn flasher
NLG Wiper park switch, delay relay circuit
NY Ignition warning light to alternator field
PB Horn switch to relay
PK HRS after PU from fuse 22
PN Ignition controlled relay to fuse 21-22
PO Interior light switch to RH console and roof lamps
PR RH door pin switch to RH puddle lamp & interior light switch
PS LH door pin switch to LH puddle lamp & interior light switch
PU Blower motor & First part of HRS (before Purple/Pink to switch)
PW Interior light switch to LH console & roof lamps, boot & glovebox lamp circuit
PY Horn relay to horns
RB Fuse 5-6 to LH front park lamp, LH tail lamp
RG LH parking lamp supply from master light sw, to ign switch to RH lamps w/ ign on
RLG Wiper normal speed
RO Fuse 7- 8 to RH tail lamp, RH front park lamp, instrument lights
RW Dash panel lights from rheostat
RY Front fog light feed from master light switch
S Window lift relay to window lift CB & overdrive circuit fuse 23-24
SG Window lift CB to window switches, RH window switch to RH window motor
SN LH window lift switch to LH window lift motor
SP RH window lift switch to RH window lift motor
SU LH window lift switch to LH window lift motor
UK LH dip beam
ULG Wiper high speed
UR Fuse 15-16 to RH dip beam
US LH main beams
UW Main/Dip/Flash to fuse 11-12 & 13-14, main beam warning lamp, fuse 13-14 to RH main beams
WG Heated rear screen switch to heated rear screen & warning lamp
WK Ignition Switch "Acc" - radio feed
WLG Wiper delay circuit
WN Oil pressure sender to light
WR Ignition Switch "Start" through auto trans inhibit switch to starter solenoid
WS Tach signal from ignition coil negative terminal
WU Choke cable switch to choke warning light
WY Starter solenoid to ignition coil--supplies full voltage to coil while cranking
Y Fuse 23-24 to overdrive switch
YP Overdrive switch through overdrive gearbox switch to overdrive solenoid


[ATTACH]n801635[/ATTACH]

That's REALLY helpful!

but riddle me this... I've got a loose slate with black stripe hanging around behind the dash... What's that for?????

[DZP]

It looks like its part of the aircon wiring, around the condenser relay and cut-out.
Den