How to Get Suzuki Codes OBD1

Easy step by step guide on how to retrieve and define Suzuki OBD1 trouble codes.

Difficulty Level -1

Step 1 - Access the fuse panel on the driver's side lower.

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Step 2 - On the lower left corner of the fuse panel there is an empty fuse holder, install any fuse, the check engine light will start flashing once the ignition key is turned to the "ON" position.

Step 3 - Count the number of blinks, this will the first digit of the two digit trouble code, there will be a short pause and then the second digit of the code will be displayed. For example if the check engine light blinked five times and then paused, blink four more times, the code number would be 54.

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Step 4 - After repairs have been made the trouble codes need to be cleared. To do this disconnect the negative battery cable for three minutes and reconnect.

Diagnostic Trouble Code Definitions

Code 12 System normal

Code 13 Oxygen sensor fault

Code 14 Engine coolant temperature circuit fault, high voltage

Code 15 Engine coolant temperature circuit fault, low voltage

Code 21 Throttle position sensor (TPS) circuit fault, voltage high

Code 22 Throttle position sensor (TPS) circuit fault, voltage low

Code 23 Air temperature sensor circuit fault, voltage high

Code 24 Vehicle speed sensor circuit fault

Code 25 Air temperature sensor circuit fault, voltage low

Code 31 Pressure sensor circuit fault, voltage high

Code 32 Pressure sensor circuit fault, voltage low

Code 33 Mass air flow sensor circuit fault, voltage high

Code 34 Mass air flow sensor circuit fault, voltage low

Code 41 Ignition signal fault

Code 42 Crank angle sensor circuit fault

Code 44 Idle switch of TPS, open circuit

Code 45 Idle switch of TPS, shorted circuit

Code 51 EGR system circuit fault

Code 52 Injector fault

Code 53 Ground circuit fault

Code 54 Fifth gear switch circuit fault

Code 71 Test switch circuit