240 L4-2320cc 2.3L SOHC VIN 83 B230FD (1993)
Engine Control Module: Service Precautions
Important
Connecting And Disconnecting The Control Module.
The control module must always be isolated when connecting or disconnecting the test box or connectors.
-Switch off the ignition.
-Remove fuse in engine compartment (-90) or number 6(91-).
Switch off the ignition when:
-Connecting and disconnecting test instruments.
-Connecting and disconnecting connectors.
-Connecting and disconnecting electrical leads to the ignition coil and spark plugs.
-Taking readings with an ohmmeter.
When carrying out compression tests:
-Disconnect the 2-pole connector on the ignition coil (to prevent a flash-over to the electrical system wiring harness).
-Remove the connectors from the injectors (to prevent the engine flooding, engine oil being contaminated etc).
Battery
When testing the various components it is important that battery voltage is normal (approx. 12V). If necessary a battery charger can be connected during
testing.
Maximum permitted charging current: 15 A at 16V.