* The first display shows the number of cylinders the engine has. Press and hold the test button to commence the process.
#Ford engine codes obd 1 three number code#
* Crank up the engine and turn on the code reader. * Finally, you will perform a “Key On Engine Running” test, which proceeds as follows. After this step, you can switch off the code reader. * Next, the OBD1 will display a 10 to indicate no more readable codes, then code 111 indicating that the test is complete. Record the said codes using a pen and paper. * It takes about 10 seconds for the codes to start displaying on the display panel. An arrow should show up on the display screen of the code reader to indicate that the OBD1 scanner has successfully connected to the ECU. * Switch on the code reader, then press and hold the test button to begin the test. It begins by starting the vehicle’s electronic components without cranking up the engine. * The first test is the key on engine off. * Uncover the EEC Test case and plug in the code reader. Here is the procedure of reading OBD1 codes on Ford using Innova 3145: How to read Ford OBD1 codes without a scanner (self-test procedure) To perform this test, you should first locate the diagnostic box within the engine compartment and ensure the engine is warmed up before starting the test. They are the “Key On Engine Off” test and the “Key On Engine Running” test. It utilizes two tests to read the error codes recorded by the ECU (engine control unit). The OBD1 scanner is used to read the trouble codes in vehicles manufactured between 1982-1995.
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