Wiring diagram ecu. Using the electrical wiring diagram body electrical diagnosis course l652 9 junction blocks are used to distribute power and ground to the different circuits. Locate the correct wiring diagram for the ecu and system your vehicle is operating from the information in the tables below. Norn kratingtone 3 ecu.
Getting electrical signals from point a to point b is pretty standard thingput a piece of copper wire between a and b and the job is done. A century of development has left us with increased specialization in wiring connection devices and everything in between point a and b. The wiring for the different ecu levels are very similar with all the power output and input pins staying the same.
When im running a chipped obd1 gsr ecu it runs fine what could the problem be. Mil spec or military specification has become the buzz word in motorsport electrical harness construction. Electrical wiring diagram.
Ecu wiring diagrams. Hey i swapped a 96 gsr into my ek hatch and i used this wiring method. Ht 151300 ht 150900 ht 150600 ht 150400 ht 150800 ht 151200 ht 150700.
Abs troubleshooting for trucks trailers and buses. Some applications have multiple p signals use pafr for afr and pfcd for fcd. The differences are with the extra features added to the later cars for things like closed loop lambda control knock sensing and air conditioning.
Chart explanation b 12 volt ignition u 12 volt battery e ecu ground p pressure sensor air flow signal note. Ecu wiring diagrams listed by make and model. Double sensor connections where a sensor must be connected to both the stc and the engine ecu this must be done as below.
Elite 2500 elite 1500 elite 750 elite 550 elite 1000 elite 2000 elite 950. I plugged in the obd2a gsr ecu and no cel comes on but the car bogs. Crank sensor on the left is an oscilloscope trace of a good clean signal from a magnetic crank sensor on a 36 1 wheel.