These pdf files can print full size on 11 x 17 paper. But if the starter motor itself does not function the fault must be in the motor or its associated electrics.
Mgb Wiring Harness Installation 1978 Daimlererhu 2009
Mgb starter relay wiring diagram. According to page 78 of rick astleys mgb electrical systems my late model b should have 4 wires attached to the starter relay. Connect a new clean ground to the 3051 terminal. Mgb starter solenoid relay wiring. Starter headlight switch g g g g g p g p w w n w n bg r r r r wr n w w ny wg n n n n n n n n g a u g e t i lamp d a s h i l l u m i n a o n l a m p s courtesymap lightswitch rw. Before the engine starts the alternator does not generate electricity the voltage of the neutral tap n binding post is zero no current passes through the charge light relay starter relay coil and charging indicator relay contacts are. Diagram 4 6869 mgb from bentley e2333w fuse box b bg gb rear window defroster switch gt only radio.
Mgb mgc mgbv8 wiring diagrams a au dvt ao n w. If your car has horns with their own ground all the time interrupt cut the wire from your horn button. This is going to get detailed so grab a coffee. Hi ive just rebuilt the engine in our 77 mgbgt 1800 initially had no ignition lights or ignition controlled circuits but the starter worked and having hot wired it and got it started noticed the lucar connectors on the 2 relays next to the fuse box were corroded and loose. Connect the other side of the interrupted wire from the button to the 85 terminal. Click links for 33 different wiring diagrams for mgb and mgc large format in color.
Unit 1 lodge farm kineton warwickshire cv35 0jh sales at autoelectricalsparescouk 01926 640055. Whats new 3 12 24 72. My profile my preferences my mates. Sometimes when i turn the key i can hear the starter solenoid engage but i just get a click. Mg mgb technical relay next to starter relay. It is likely that the fault is not with the starter motor itself but with the power supply system.
Connect the 86 terminal to a source of power. 6264 mgb from bentley a8753aw 6467 mgb from bentley b51798 6768 mgb from bentley e1898w 6869 mgb from bentley e2333w 6870 mgb from bentley e2764w 70. Put the wire to the horns on the 87 terminal of the relay. If youve bought a modern relay here is a diagram for it you may not have 87a. Wiring diagrams for mgb mgc. The security starter relay controlled car starter wiring diagram is as shown in the following picture.
So i decided to check the relay connections. If the engine will not fire when the starter motor turns it over the fault must be in the ignition or the fuel supply.
Gallery of Mgb Starter Relay Wiring Diagram
