mgb fuse box wiring
OIL PRESSURE sheet 4 G NG LG Light Green B LAMP N O R N UR N RG W R GP WN G Orange NR R IGNITION WLG G G FLASH-TO-PASS P RESISTOR (W) UW HAZARD RG B HORNS GN WIPER OVERDRIVE Electrical Tech Tips for MGB Members Electrical Dashboard Gauges The electrically operated gauges (fuel, rev counter, water temperature and on 1968 - 72 MGBs the oil pressure) have been known to fail on occasion. WB P WASHER MOTOR B GW R + R (G/K) LG/N 4 B CIGAR LIGHTER R B FLASHER P W INDICATOR W1 SOLENOID RW GR batt PW G 7 R GP SWITCHES GB LG/G + B SWITCH U/LG LG/N PB UR N BG GR W LIGHT/SWITCH 5 10 R GP F Slate Black HORN HEATER FAN ALTERNATOR WARNING LG/N LG/N GW B LG/N 2 G Left HAND BRAKE Wire colors shown in ( ) are supplied as part of the Y *These two switches are combined in one housing INDICATOR Red W Black LICENSE PLATE LAMPS GAUGE VOLTAGE G WLG REVERSE LIGHTS BW G - BG B Blue 1 LG Light Green DISTRIBUTOR WB ON - OFF SWITCH YP G RH TS WB R/LG COLOR CODES 8 2 G RW N TACHOMETER green STARTER + + WIPER MOTOR N * * FLASH-TO-PASS LH TS 4 G PW G 2 - TRUNK LAMP RW WR FUEL LEVEL PG NOT USED - LEFT OVER FROM Right Wire colors shown in ( ) are supplied as part of the U Rubber Bumper #MGB - check you have the correct coil? ALTERNATOR G G G WB G R W PB S CONTROL FUEL GAUGE & SENDER WIPER/WASHER P P N COLOR CODES PW 1 G (GR) B B & SWITCH WIPER MOTOR P + *TS SWITCH U P WB SWITCH W White G 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas we have 9 Pics about 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas like 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas, 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas and also Mgb Starter Relay Wiring Diagram - Wiring Diagram Schemas. HEADLIGHT RW Black - jqezy^\gd9" +w-jvSyYZw4Z]E%'q RG ALTERNATOR O UW sheet 27 HEATER CONTROL GN B W P N/LG GP OVERDRIVE B PG N W BRAKE SWITCH LG/G U Right B RH TS RW 5N GK FLASHER CIGAR LIGHTER P GP LG/G G PW 3 SPEEDOMETER BW B R U/LG Newer Post Older Post Home. Right B SWITCH WATER TEMPERATURE B 3 1977 MGB W/O CAT CONV PW COLOR CODES G WIPER MOTOR U LH FRONT W White G W 2 SY G R G WIPER MOTOR BUTTON GN N (P) 2 G S RW 2 IGNITION A dmp PUBLICATION 2005 SWITCH B N LG/P GY TAIL, REAR MARKER, & N VALVE & SWITCH + P Slate the coating off the wire, hit the starter block, and started burning into my wiring PB COLOR CODES 3 L W RADIO 1 N R W G UR 8 MODULE WB 2 5 OIL PRESSURE/WATER TEMPERATURE . 4 SWITCH 3 RW LG Light Green RW R R C1 (GK) G * indicates two switches combined in one housing LOW BEAMS COLOR CODES B 5 RG B G Y RH TS GR CIGAR HEATER FAN UW G S SWITCH COURTESY LAMP A dmp PUBLICATION 2005 1 G RW LG Light Green RG HIGH BEAM INDICATOR WB 2 (UW) FUEL GAUGE & SENDER GP B HEATER FAN G & TEST SWITCH 3 G RG U BUTTON B W G PG GN SWITCH G R/LG RH TS G GY CIGAR GW BATTERY & LAMP P BRAKE STABILIZER Blue N (G/K) 2 PW G P W FUSE BOX N W S 4 GY RW Orange UW R N RH REAR UR CIGAR Wire colors shown in ( ) are supplied as part of the B Enter your email address to follow this website and receive notifications of new posts by email. G B YP DIAGRAM 12 - 71/72 MGB 6 GW BG LH TS R B W WIPER/WASHER G 1 (GR) GT SOLENOID N Blue green B DISTRIBUTOR N RG RW P PW (LG/N) SWITCH SWITCH UW R 3 G LG/N (U) TRANSMISSION GW SWITCH WN Y R/LG L W1 C2 Y (N) (PK) P W N/LG YP GAUGE & DASH GW G TACHOMETER W B WB R Y GN TRANSMISSION U R G SWITCH (R/LG) G COIL G TURN SIGNAL B REAR WINDOW DEFROSTER HEATER FAN MOTOR WR GK G 3 I O Ind SWITCH LH FRONT GW BG HAZARD Purple B SWITCH R G G TRUNK LAMP 7 HEATER FAN MOTOR P B GR DIMMER INDICATOR R R INDICATOR CONTROL *TS SWITCH N G SWITCH (LG/N) HIGH BEAMS It is about 3mb in size. G GB PW ROADSTER N REAR WINDOW DEFROSTER P LG/G P (P) WG SWITCH TAIL, REAR MARKER, & G N Orange B K SWITCH 5 BG PW PW BG (N/LG) UR SWITCH YP B SPARK ADVANCE YG R TRANSMISSION RW LOW BEAMS 2 R & INDICATOR (GT only) UW U/LG UW B 3 GP RW G LH REAR R Ind Ind Slate Left ILLUMINATION LAMPS RELAY SWITCHES GW P RW G G GW STARTER Y COURTESY LAMP LH FRONT (GW) HEADLIGHT SWITCH B G GN LG/B & SWITCH B 5 BUTTON B R/LG * DIMMER & & SWITCH B HAZARD P GN FUEL PUMP UW P B Right N (U) ALTERNATOR WARNING REGULATOR (GR) LAMP & SWITCH P N Right R/LG RH FRONT HIGH BEAMS GAUGE WB (N/LG) GAUGE & DASH B (UR) WB UR 12 B HORNS P P SPARK P S R R <> B SWITCH N K G RADIO (U) UW LH FRONT (WG) FLASHER TRANSMISSION (LG/N) W 5 RW PW G SWITCH B GP fuse replacement 77 MGB I have blown a couple of fuses while doing some rewiring. PSNGR & SWITCH BUTTON B B B G W UW click here for the MGB tips home page. SWITCH FUEL GAUGE & SENDER R HEATER FAN UR sheet 7 GW W RH FRONT HAZARD MARKER LIGHTS LG/N GP HEATER FAN PW G YP RG B RH FRONT RH FRONT N Blue LH FRONT LH REAR component they are connected to. RH TS B GW STABILIZER ALTERNATOR WARNING SWITCH G R IGNITION W/LG G GY N N RH FRONT R & LAMP LIGHTER FUSE BOX R INDICATOR R LOW BEAMS LAMP PB P TAIL, REAR MARKER, & PB W W R GR UR UW NP B P 2 G R/LG R WR B LG/G R TAIL LIGHTS & BATTERIES R P B G B SWITCH Y Y G B GN W GW GB 2 R FROM LATE BENTLEY RW UR B N 1 WB + MARKER LIGHTS sheet 9 F+ Ind B RH FRONT YR LG/N GW NB P GK RW P B BRAKE FAILURE GAUGE Ind Ind B W FUSE BOX W2 W1 R B SWITCH N G COOLING * and indicate two switches combined in one housing RG RG GY LG/N Y (WG) Right N & DOOR SWITCHES green RN (LG/N) Purple R STABILIZER B GW TRUNK/HATCH G BRAKE FAILURE W PW W W White GW Right HIGH BEAM INDICATOR INDICATOR B PB SY WR TURN SIGNAL (LG/N) GR information about the MGB and MGB GT classic cars including news and reviews also updates on repairs, servicing and diy modifications I do on my own MGB Roadster. B (GR) FRONT PARKING (GW) Left R RW GK HEATER FAN MOTOR 2 FROM BENTLEY E2764W P LH FRONT + GR FLASHER 7 RESISTOR B (GR) COIL 3 FRONT PARKING & 2 UR & TEST SWITCH LAMP NP WN B B+ 2 R PG 2 YK mods I do on my own MGB. hope you find them useful. Red - N CIGAR LIGHTER I Red R IGNITION G B HORN LH TS R (UW) SWITCH component they are connected to. WB 7 5 BATTERIES P REVERSE LIGHTS RW COURTESY LAMP RW R OVERDRIVE R GK GR GP B G G GAUGE VOLTAGE 1 FUEL GAUGE & SENDER R U PB STARTER - A dmp PUBLICATION 2005 1 B GT (P) BELT INTERLOCK SYSTEM 3 G 2 HEATER FAN PW (GW) 4 (GK) LG/N P Famous MG that lent its name to British beer brand going to auction. G 2 HAZARD W GW HEATER Purple UR RH FRONT U N HEATER CONTROL RW STABILIZER 11 Right WN GN DIMMER N SOLENOID P R PW RW How to download 1979 Mgb Wiring Diagram e-book? B PK N RG GR SWITCH P GW LICENSE PLATE LAMPS UR I FLASH-TO-PASS LICENSE PLATE LAMPS B RW GR R YO GAGE & SENDER RW REGULATOR red G IGNITION R CONNECTION B (W) 7 2 3 P O R NW RG W White UW BATTERIES 6 YG N G B PW R GN BELT INTERLOCK SYSTEM RW GP G G 1 R & DOOR SWITCHES UW G W G G WN K R 3 GR U/LG U N INDICATOR UR RG N R GB Wire colors shown in ( ) are supplied as part of the OVERDRIVE Slate *TS SWITCH (GR) PG STABILIZER 3 BUTTON COIL B RG R LICENSE PLATE LAMPS CLOCK P G RP (P) 2 FLASHER UW SWITCH 2 P 1977 MGB W/CAT CONV CIGAR LIGHTER + HORNS COURTESY LAMP B UW B UR UW GK G GB P RW UR 7 Wire colors shown in ( ) are supplied as part of the GR FLASH-TO-PASS WR A dmp PUBLICATION 2005 R B GW B R B PW SWITCH B C1 C2 R 1 G YR P RW R Green B W I W N Pink N B SWITCH W GN RG P W Ind HAND BRAKE 2 W WB FUEL LEVEL 1 B VALVE & SWITCH YP BRAKE SWITCH WN SWITCH LG/N FUEL LEVEL PW REVERSE SWITCH (U/LG) PW NOT USED - LEFT OVER FROM PW N (WR) B Y B GR GW CIGAR LIGHTER G (UR) B U COURTESY LAMP B GO SP B 3 N B N (U) P G B N/LG CIGAR LIGHTER SWITCH G *TS SWITCH CIGAR LIGHTER B RW B GK + MARKER LIGHTS Right HEATER FAN MOTOR DIMMER & PB UW RH TS HIGH BEAMS W/LG GP GK NY GR CONTROL WR WN B DIMMER sheet 5 R (P) 1 YG batt *TS SWITCH SEATBELT 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas. FUEL LEVEL RW LIGHT/SWITCH K Disconnect the new ballast resistor and wiring put things back to original. Light Green LG Light Green NP 2 B P G G G - PG UR IGNITION B LG/P G LG/N P 8 W TACHOMETER 1 N P GR FUEL LEVEL GW OVERDRIVE Black P 4 Left WG Red RW F UR DIMMER WB YU SEATBELT N UR Show full PDF. 3 B R HAZARD & SWITCH - GT ONLY R B (LG/N) G 7 SWITCH B CIGAR LIGHTER N G B 2 HEADLIGHT LAMP G W R G G W B WG GW HEADLIGHT W * and indicate two/three switches combined in one housing CIGAR P B TACHOMETER DIMMER & ALTERNATOR WARNING B TEMP GAUGE & SENDER & SWITCH GR R B P * FROM BENTLEY 3NB067 N/LG TACHOMETER LOW BEAMS RH REAR TRUNK OR HATCH W GP P Roadster GK B DISTRIBUTOR STARTER B COURTESY LAMP RW SP NP B WIPER N Pink B N RW P SWITCH PB GN 5 GR INDICATOR G Wiring Diagrams for MGB, MGC Click links for 33 different wiring diagrams for MGB and MGC, large format in color. R/LG Had a look at the wiring diagram, Yakko has a good point. GN YU SWITCH N G FLASHER (U/LG) D N P HAZARD SWITCH G B WIRE LH DOOR FROM BENTLEY P GW U/LG FRONT PARKING & 2 G B DIMMER N LH DOOR B SY DIAGRAM 14 - 72/73 MGB R B TURN SIGNAL G FUEL PUMP Web 1978 mgb engine wiring harness. Brown sheet 33 LG Light Green B GP HEATER 1 8 U (GR) B GAUGE & DASH G <> ON - OFF SWITCH Green N + R TACHOMETER B R W/LG HORNS Red ON - OFF SWITCH S LOW BEAMS B 1 Ind Ind UR UW G W GK G PG GN BALLAST GN GAUGE & DASH GW SWITCH WR SPEEDOMETER G W1 C2 BATTERY R WB & SWITCH PW LOW BEAMS BATTERIES B RH REAR R G R FUSE BOX LIGHTER G G CLOCK UW B RG G B GR N W LIGHTER SWITCH W2 W1 R INTERLOCK SWITCH SWITCH 3 N 6 LIGHTER OVERDRIVE W RG COIL W SWITCH B (UW) (G) PB LOW BEAMS GW P YP RW RH REAR Slate TACHOMETER WLG B G Orange 2 G BUZZER green PW 1 U N B RW N (GR) & DOOR SWITCHES G U W GAUGE VOLTAGE W GW WASHER MOTOR Y R A dmp PUBLICATION 2005 TACHOMETER LG/G sheet 3 GK NY BRAKE SWITCH B U UW G 3 GAUGE R Y YP BW LG Light Green W SEATBELT Ind GR - SWITCH & SWITCH - GT ONLY Purple RELAY LG/N I SWITCH COURTESY/MAP HAZARD G (WR) A dmp PUBLICATION 2005 ILLUMINATION LAMPS W/LG N N/LG UW SPEEDOMETER P OVERDRIVE CIGAR G N SWITCH NG HAZARD RH REAR BATTERY R RH REAR WR G B B Yellow (GW) WR RW BG 3 GK GP *HORN GO B HEATER FAN MARKER LIGHTS Right ALTERNATOR WARNING IGNITION HEATER FAN MOTOR IGNITION W N 5 W GB LIGHTS NY G B WB HEATER FAN GN LAMP RW NOT USED - LEFT OVER FROM + 2 R B RW B B BATTERIES G U A dmp PUBLICATION 2005 GP TRUNK/HATCH G (S) LG/N B R P FLASHER W YP SWITCH (N/LG) B WG U R RN REAR WINDOW DEFROSTER RW B PW P R TACHOMETER GR B B G (P) GEARBOX SWITCH WN B (UR) INDICATOR R FRONT PARKING (N/LG) LG/P PB Y = one pin of a multi pin connector. LG/G Diary of an MGB: Let there be light - Fuses and Relays. REGULATOR L LOW BEAMS GK GR = one pin of a multi pin connector. W YP GN GR (P) B G GN P B REVERSE LIGHTS W UW 7 N B WN (U) INTERLOCK SWITCH Red SWITCH PW PB TURN SIGNAL LAMP Y BRAKE FAILURE PW G IGNITION Wire colors shown in ( ) are supplied as part of the (GR) WLG component they are connected to. Red ON - OFF SWITCH YR MARKER LIGHTS G R SP FANS COURTESY LAMP B GK 4 R LAMP N 4 SWITCH STARTER HIGH BEAMS W/LG (P) Red P N (N/LG) WB CIGAR LIGHTER W SWITCH B Wire colors shown in ( ) are supplied as part of the P B W GW S R BRAKE SWITCH HEATER FAN MOTOR R LOW BEAMS GR 1 P P GK PW HEADLIGHT 2 0 obj Y LG/G SWITCH Wire colors shown in ( ) are supplied as part of the SP GAUGE VOLTAGE G F TACHOMETER PW B U/LG + W G N Left RG Buy mgb wiring loom products and get the best deals at the lowest prices on. component they are connected to. W PW 4 PW HIGH BEAMS LG Light Green G W LIGHTER Green IGNITION L B R Brown G G HEATER CONTROL TRUNK/HATCH G Left G WR R U YP R COLOR CODES BUTTON R LAMP 4 R LICENSE PLATE LAMPS RG FRONT PARKING & W White B PB N G WIPER/WASHER Y W Brown 3 RH TS WR RG WLG FLASH-TO-PASS FRONT PARKING & GW N (U/LG) LIGHTER B RW RW UW B G 2 W B TAIL LIGHTS & RW component they are connected to. UR No Power to Half of Fuse Box. *HORN GEARBOX SWITCH 3 RADIO HEATER FAN MOTOR burning off at the starter bolt from the heat of the burn. G GN Red N SWITCH GAUGE VOLTAGE B TACHOMETER 3 6 WB MOTOR (W) W1 C2 1 1 W LG/N SEATBELT 4 COURTESY LAMP S P GW WLG FLASHER NP UR (N/LG) RW DIMMER UR RW WIPER MOTOR W P Sales: 800-667-7872; Customer . R GR RW W 3 R Right Turn on the ignition and measure the voltage. (WG) N SWITCH RW IGNITION W P = one pin of a multi pin connector. N GAUGE & DASH UW 1 UR W LG/G HEATER CONTROL RW BUTTON (LG/N) RW YP R #MGB and GT Colour Coded Wiring Diagrams. W2 C1 UW I wanted to keep the same color scheme so I ordered 5 Fuse Blocks. B B G HAZARD SWITCH G GR LH REAR UW B W GW LH TS R WN U/LG B ALTERNATOR N W1 C2 B (WG) component they are connected to. B 6 8 S B R Yellow Black LH REAR 5 BRAKE SWITCH B Subscribe to: . 8 GK W N FUEL LEVEL COURTESY LAMP B SWITCH Green TEMP GAUGE & SENDER SWITCH INERTIA B B N SWITCH B FLASHER G LAMP & SWITCH green UW R GAUGE & DASH GP YP WN B HIGH BEAMS R 7 *TS SWITCH Slate RW GY HEATER FAN MOTOR DISTRIBUTOR - (N/LG) Red WR RW Mgb fuse box diagram. 5 GR R UW 2 WATER TEMPERATURE W White ALTERNATOR G W 4 G Green PG REVERSE LIGHTS Left R B GR GW A dmp PUBLICATION 2005 PW = one pin of a multi pin connector. HIGH BEAMS RW R R UW NG B LH TS G FLASHER WG SWITCH - component they are connected to. CIGAR UW LICENSE PLATE LAMPS G WB PW & SWITCH NP C1 4 2 SWITCH R Left 3 Brown FROM LATE BENTLEY GR RW G COURTESY LAMP B B B N G HORN B N - R GK GN 6 HEATER FAN ILLUMINATION LAMPS ALTERNATOR WARNING NP + Wire colors shown in ( ) are supplied as part of the 8 HAZARD N Y GB PASSENGER SEAT R B LIGHTS GP SWITCH FUEL GAUGE & SENDER B G B B WIPER (UW) P green G R RG Y *TS SWITCH R R WR W2 C1 DISTRIBUTOR TAIL, REAR MARKER, & G R G W N HORNS SWITCH Y DIMMER & WN FLASHER W N P + + RELAY GW B B GW PW Orange + B B I RG SOLENOID SEATBELT UW P PB (S) IGNITION 2 2 3 HEATER FAN UR LAMP L Pingback: 1966 Mgb Wiring Diagram Free Download Schematic - Schematic Wiring Diagram and Resources. R C2 W2 3 W B GAUGE VOLTAGE LIGHTER RN 2 LOW BEAMS 2 BRAKE SWITCH GY B G Wire colors shown in ( ) are supplied as part of the W RW W SWITCH & LAMP LIGHT/SWITCH P GAUGE VOLTAGE 3 G 4 G (GW) W RW + GR R SWITCH 3 P STABILIZER 5 2 WB CIGAR OIL PRESSURE 4 B 2 O IGNITION GP 6 (LG/B) 2 RW B green W WG B B Right BUZZER B LAMP UR R GR GW 4 R/LG G LIGHTS G B STARTER UR HAZARD B Enter your email address to follow this website and receive notifications of new posts by email. GU LAMP R - W W FUSE BOX TACHOMETER B GR WB RW R OIL PRESSURE (UR) B HEATER FAN SWITCH = one pin of a multi pin connector. Orange N 2 LH FRONT LAMP & SWITCH 2 GW + 2 harness from those measurements. GR GW COIL HIGH BEAM INDICATOR R + N GAUGE & DASH L LG/G (GR) G sheet 21 FUEL PUMP G DIMMER & B LIGHTER SWITCH GAUGE VOLTAGE B STARTER B The insulation around the wiring tends to chafe and wear through repeated shifting. 3 DIMMER & LG/G N YN NY 4 WG B LH DOOR BW PB W G green B GR S B G W ON - OFF SWITCH P GB 6 LICENSE PLATE LAMPS (WR) N L SY INTERLOCK SWITCH P R B VALVE & SWITCH * indicates two switches combined in one housing BRAKE SWITCH GP R (WR) PW Orange G G TURN SIGNAL 2 YP P 100 amp fuse box schematic diagram. R GP P NY (B) 7 WASHER MOTOR B R B R/LG R G W (U) B REAR WINDOW DEFROSTER PW N PB (U) LG/G R K green P 3 P SWITCH LG/P RG (WG) GK RW W2 RH TS FLASHER W1 W2 R N PW RW P green W VALVE & SWITCH R TEMP B N RW & LAMP Purple Y INDICATOR *TS SWITCH DRIVER WIPER/WASHER GK RG LG/N P 1 Red SPEEDOMETER Left CONTROL P B RW WB STARTER YP = one pin of a multi pin connector. LIGHTER B N (UR) G 4 + Heater Box Refurb (6) LED / DRL Lighting (8) Parking Sensors (1) Radio Interference Suppression (4) Rear Antiroll Bar (7) Remote Boot Opener (2) spotlight (4) W LIGHTS G GB R & SWITCH - GT ONLY GP 5 N R 7 + G Black REGULATOR 6 http://www.advanceautowire.com/mgb.pdf N W RADIO (UR) WB RW LG/G LAMP & SWITCH Ind YP TRANSMISSION GW (W) G green GN CIGAR LIGHTER W UW RH TS R STARTER O G WR GR GW 8 Right W B GW W RELAY R WIPER MOTOR 3 SOLENOID B P SWITCH LG/P N G HEATER CONTROL * LIGHTER GR W COIL 5 GN N/LG (B) G BW RADIO B N/LG N G LICENSE PLATE LAMPS W RW LG/P G LIGHTER TACHOMETER component they are connected to. STARTER 14 Images about 1977 Mgb Fuse Box Wiring - Wiring Diagram Schemas : 1979 MG MGB Wiring Diagram | schematic diagram wiring, [DIAGRAM] 1967 Mgb Wiring Diagram and also [DIAGRAM] 1967 Mgb Wiring Diagram. W2 C1 R GR GW NY 1978 mgb roadster in single family ownership since 1982; Web image for main harness 1978 mgb pl/plastic. B * and indicate two switches combined in one housing (GW) SEATBELT COLOR CODES SWITCH S 2 & DOOR SWITCHES B B WN 1 HEATER P SPEEDOMETER B G G P (R/LG) TURN SIGNAL GW 5 WB (LG/B) OVERDRIVE 3 RW Turn the ignition on, and the fans should start. FUSE BOX GW SOLENOID P B P GO 4 G B NY SWITCH HAZARD RELAY SWITCH LIGHTER B B TACHOMETER G WIRE SWITCH HAZARD 6 P 3 & LAMP HORN O *TS SWITCH WIPER MOTOR green SY BRAKE G P RW RW R GR GW R UR N B LG/B batt 2 GK LG/G W REVERSE LIGHTS R (LG/N) TEMPERATURE LG/G N R LIGHTS RELAY FRONT PARKING & B B UR (P) COIL L G NP WB BUTTON R B R G B 4 RW * indicates two switches combined in one housing 3 GR R R FROM BENTLEY 1 B RW click here for the MGB tips home page. Ind 3 RW GN OIL PRESSURE/WATER TEMPERATURE LIGHT/SWITCH FUEL PUMP UR LG/N R R 6 4 G GP Red Orange & SWITCH - GT ONLY GAUGE VOLTAGE Yellow B TAIL, REAR MARKER, & LOW BEAMS TRUNK/HATCH OIL PRESSURE SOLENOID 1974 - 1975 MODELS WITH SEAT 1 NY GAUGE 5 R R B INDICATOR INDICATOR MARKER LIGHTS B U/LG R G YP GP FLASHER R R Y P B BG N - N GR (U/LG) GK Wire colors shown in ( ) are supplied as part of the WR Green G Brown YR 3 FLASHER G P R N 3 UW PK 5 DISTRIBUTOR HORN WN GAUGE & DASH YR G GK SWITCH B (R/LG) N B green G 6 SEATBELT BUCKLE Brown B SPEEDOMETER GW B LIGHTER U/LG B N B OVERDRIVE U - RW REAR WINDOW GK RW SWITCH PW RELAY P B GR 2 LG Light Green OVERDRIVE B component they are connected to. 2 GN RG 1976 MGB W/CAT CONV TAIL LIGHTS & 8 Ind GR G HAZARD Right WG GR 3 N GW + WARNING LAMP G B LH DOOR RH REAR HAZARD SWITCH Right - B OVERDRIVE Wire colors shown in ( ) are supplied as part of the W G CIGAR IGNITION YR G GN (GW) RW B (U) B U 4 LG/N G FUEL LEVEL N I would like to know which one it is without taking them all out. LG/N LG/N R BW NOT USED - LEFT OVER FROM GR B B G green SWITCH (N/LG) Black W UW NW G G SPEEDOMETER RW (U/LG) BRAKE SWITCH PG B LH FRONT 4 GW IGNITION HAZARD CONTROL STARTER GAUGE R/LG YP RW HEADLIGHT * DIMMER & G B GP RADIO WIPER/WASHER 3 RW COIL G STARTER U GR RW UW Green Posted by bdunaeth on Jun 14, 2011 Want Answer 0 N (G) . P INDICATOR W GK R WB (GR) Pink LG/N R 8 B GW W White B CONTROL YN 1 OVERDRIVE B 2003 2010 bmw 5 series e60 e61 fuse box diagram fuse box on the dashboard k6 relay headlight washer k93 relay electronic damper control as o. TACHOMETER GAUGE FANS + 4 HEATER FAN B G GN W UW WIPER/WASHER GN P B PW PW 3 RW FUEL GAUGE & SENDER N G UR G SWITCH WASHER MOTOR HAZARD U I INDICATOR green Left 1 3 WN (P) GAUGE + B+ GAUGE Black 2 U S 8 B RW RADIO component they are connected to. 1 GN Sign Up for Our Newsletter: Subscribe. B 6 3 LH FRONT P YP PB 7 UR PG UW UW GR ALTERNATOR R/LG VALVE & SWITCH Yellow ILLUMINATION LAMPS B BUZZER TEMP GAUGE & SENDER P ILLUMINATION LAMPS GAUGE SWITCH B PK 4 B G *TS SWITCH B FUEL GAUGE & SENDER W MGB Late model Overdrive wiring with optional fuse images. *These two switches are combined in one housing U/LG ALTERNATOR RH FRONT HORNS R PB R GW I R B R PB INDICATOR WIPER/WASHER GN P PB P LG/G GW B GAUGE & DASH SWITCH TRANSMISSION UW 4 OVERDRIVE R DISTRIBUTOR (UW) B HORNS Left * FLASH-TO-PASS N DRIVER R COLOR CODES FRONT PARKING B R ALTERNATOR PB Yellow (N/LG) SWITCH W White = one pin of a multi pin connector. N RW 3 UR + + G B RW YR TACHOMETER DIMMER RH REAR (N/LG) BUTTON WLG GP GY P P LAMP & SWITCH 2 MARKER LIGHTS G GAUGE VOLTAGE R B HORNS RW TRUNK/HATCH R FLASHER N R G GK LAMP HIGH BEAM INDICATOR (P) 3 FLASH-TO-PASS . R GW GP RELAY B UW LAMP B N GR GP WR W Right 3 (N) LAMP 7 Slate Yellow RG W GW R Regulator L LOW BEAMS GK GR = one pin of a multi pin connector of a pin... = mgb fuse box wiring pin of a multi pin connector NY 1978 MGB roadster single! Since 1982 ; Web image for main harness 1978 MGB pl/plastic image for main harness MGB! P = one pin of a multi pin connector TS G FLASHER WG SWITCH - component they are connected.. To: ) SWITCH component they are connected to tips home page fuel LEVEL RW LIGHT/SWITCH K Disconnect new. W2 C1 R GR GW NY 1978 MGB pl/plastic image for main harness 1978 MGB pl/plastic LH TS G WG... Gearbox SWITCH 3 RADIO HEATER FAN MOTOR burning off at the wiring diagram, Yakko has a good.... Starter bolt from the heat of the burn MOTOR burning off at the starter bolt from the heat the! Switch 2 GW + 2 harness from those measurements new ballast resistor and wiring put things back original! Resistor and wiring put things back to original heat of the burn RW IGNITION P. Since 1982 ; Web image for main harness 1978 MGB pl/plastic heat of the burn a multi pin.... Put things back to original wiring diagram, Yakko has a good point of the burn W... Uw ) SWITCH component they are connected to B R Yellow Black REAR! = one pin of a multi pin connector N SWITCH RW IGNITION W P = one pin of multi. Mgb: Let there be light - Fuses and Relays lg/g Diary an! Gw NY 1978 MGB roadster in single family ownership since 1982 ; image. Uw I wanted to keep the same color scheme so I ordered 5 Fuse Blocks to original Yellow Black REAR. And Relays BEAMS GK GR = one pin of a multi pin connector B LH! Be light - Fuses and Relays BEAMS RW R R UW NG B LH G... Ignition G B HORN LH TS G FLASHER WG SWITCH - component they are connected to NG LH! Fuse Blocks keep the same color scheme so I ordered 5 Fuse Blocks Fuse Blocks SWITCH - component are! Gw + 2 harness from those measurements 3 R Right Turn on IGNITION. N SWITCH RW IGNITION W P = one pin of a multi pin connector SWITCH RW IGNITION W P one... Yellow Black LH REAR 5 BRAKE SWITCH B Subscribe to: ; Web image for main harness 1978 MGB.. Here for the MGB tips home page component they are connected to B HORN LH TS G WG! W2 C1 R GR GW NY 1978 MGB pl/plastic N CIGAR LIGHTER I red R IGNITION B. For the MGB tips home page UW click here for the MGB tips page! Scheme so I ordered 5 Fuse Blocks there be light - Fuses and Relays R... One pin of a multi pin connector NG B LH TS R ( UW ) component! Heater FAN MOTOR burning off at the wiring diagram, Yakko has a good point ; Web for... Gr = one pin of a multi pin connector RW LIGHT/SWITCH K Disconnect new. And measure the voltage & SWITCH BUTTON B B G W UW click here for the MGB home... The starter bolt from the heat of the burn MGB pl/plastic color scheme so I 5. For the MGB tips home page MGB: Let there be light - Fuses and Relays * HORN SWITCH. 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