Hyundai OBD1 Codes

Hyundai vehicles 1989-95 obd1 code retrieval

source: http://www.extreme-check-engine-light-codes.com/Hyundai%20OBD1%20Decoder.htm

To get your check engine light codes for Hyundai vehicles 1989-95 is simple. All it needs is your analog voltmeter (a voltmeter that has a needle indicator) hooked up to your diagnostic connector. The diagnostic connector is usually located under your dash panel on the left side of the steering column.

To hook up the voltmeter, connect the positive lead on the “mpi” diagnostic pin on the top right corner of the connector and the negative lead is connected to the ground pin of the diagnostic connector located in the lower left corner.

You can then turn the key on and watch the codes being sweep by the needle of your voltmeter. Example: A code 13 is shown as 1 sweep of long duration followed by 3 sweeps of short duration. Also if there are more codes, it will be shown in numerical order.

Here are some popular obd1 codes for Hyundai 1989-1995 vehicles:

Code 11 Oxygen sensor

Code 12 Air flow sensor

Code 13 Air temperature sensor

Code 14 Throttle positioner sensor

Code 15 Motor position sensor

Code 21 Engine coolant sensor

Code 22 Crank angle sensor

Code 23 No.1 cylinder top dead center sensor

Code 24 Vehicle speed sensor

Code 25 Barometric pressure sensor

Code 41 Injector

Code 42 Fuel pump

Code 43 EGR

Code 44 Ignition coil fault

Code 59 Oxygen sensor fault