740 L4-2320cc 2.3L DOHC B234F (Can) (1992)
Engine Control Module: Testing and Inspection
Ohms Measurements
LH-Jetronic
25 Position ECU Plug
For terminal ID refer to "Computers and Control Systems : Engine Control Module : Diagrams". See: Diagrams/Connector Views
CAUTION: WHEN MEASURING OHMS DISCONNECT THE ECU FROM THE HARNESS PLUG AND NEVER TURN THE IGNITION KEY
ON. IT IS P05SIBLE THAT FAILURE TO FOLLOW THESE STEPS WILL RESULT IN DAMAGE TO THE ECU.
Grounds
Coolant Temperature Sensor
Throttle Switch
Fuel Pump Relay
Main Relay