We only had one code in our case. During this test, the sensors and wiring are being tested for open circuits, short circuits, or, for being out of the prescribed range of operation.
Make sure you bring the car up to operating temperature before checking for codes, as this will increase accuracy. Print This Page. You would check these codes much the same way as the hard codes mentioned above.
Average Lead Time:. For those of you that are working on a 1984-87 vehicle without the light, we will give you an alternative to perform the same tests.
We're going to make three wire leads that will simplify our test procedures by allowing us to perform all necessary diagnostics from within the car. Each flash is worth 10, so if the Check Engine light flashes seven times, this would mean code 70, which means that cylinder No.
Get Apps. Year of Establishment:. This is a dynamic test performed with the engine running.
Known for its ignition systems, Pertronix now offers quick change crimping tools to aid in installation of its products. Once receive your question, the supplier will answer you as soon as possible. This method is particularly handy because it requires no special tools and only a small jumper wire to perform the test.
What is the warranty for the product? Visit My Factory. This terminal is known as the Signal Return. Have your say: E-Mark varies according to the country.
You can do this by disconnecting the battery for about five minutes.
Open the ignition switch to the On position without starting the car. Print this page Tweet. This is particularly handy as the EEC-IV does require some input from vehicle controls like the brake pedal and steering wheel. This could be due to an ignition problem or a compression leak.