How to Tell What an Indicator Light on the 2001 Saturn Sl Wagon Is
- 1). Plug the OBDII code reader into the OBDII port. The port is under the steering column.
- 2). Turn the ignition key one click clockwise. This turns on your dash lights. It also turns on the OBDII code reader and the ECM.
- 3). Select "Clear codes" on the OBDII code reader and write down the code displayed on the screen.
- 4). Compare the code displayed on the OBDII code reader with the codes listed in the codebook to determine the defective part.
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