Engine Compartment Wiring Color Codes

  ENGINE BAY COLORS     1958 MG-ZB Magnette        
                 
  Voltage Regulator     Heater Motor     Horns  
A1 36= BRN / BLU   o 23= GR / BRN (to switch)   o 35= BRN / YL (BOTH)  
A1 37= BRN / WHT   o 57= BLK (GROUND)   o 57= BLK (BOTH)  
F 29= YL / GR              
D 25(2)= YL     Wiper Motor     Fog lights  
E 57= BLK   o 62= BLK / GR   RH 51= PUR / YL  
      o 57= BLK (GROUND)   o 57= BLK  
  Reverse Lamp Switch              
o 17= GR     Horn Relay   LH 56= PUR / BLK  
o 23= GR / BRN   C1 35(2)= BRN / YL   o 57= BLK  
      C2 38= BRN / GR        
      W 40= BRN / BLK        
  Coil              
o 16= WHT / BLK (to Dist.)     Starter Solinoid     Running / Turn Lights  
O Dist. Wire   o To Starter   RR 41= RED  
o 9= WHT (to Fuse)   O 10= WHT / RED   TR 21= GR / WHT  
      o To Batt. & 33= BRN   o 57= BLK  
  Stop Lamp Switch              
o 22= GR / PUR     Fuse Box   RL 41= RED  
o 17= GR   A1 33(2)= BRN   TL 18= GR / RED  
      A2 38(3)= BRN / GR   o 57= BLK  
  Directional Indicator Flasher   A3 9(2)= WHT        
L 23= GR / BRN   A4 17(2)= GR        
B 17= GR   A4 17(2)= GR        
P 66= Lite GR              
        Generator     Water Temp Sensor  
  Directional Indicator Relay Unit   D 25= YL   o 20= GR/BLU  
1 23= GR /BRN   F 29= YL / GR        
2 18= GR / RED              
3 14= WHT / PUR              
4 20= GR / BLU           HeadLights  
5 22= GR / PUR         RD 2= BLU / RED  
6 21= GR / WHT         RB 4= BLU / WHT  
7 15= WHT / BRN         o 57= BLK  
8 19= GR / YL              
            LD 2= BLU / RED  
            LB 4= BLU / WHT  
            o 57= BLK  
*** Voltage Reg with Alt.   *** Alternator (option)        
A1 Splice "A" & "A1"              
A1     F at reg, spice to YL to dash        
F Splice to "D, YL" to Dash   O to Batt side at Starter Sol        
D     O " " " " " " " " "        
D YL to Alt is Blank     only the "E" is Conn. on Reg.        
E 57= BLK              
  only the "E" is Conn. on Reg.