bogs down when press gas and drains battery

Question

Sensor won't make it run so bad or drain the battery

Answer 1

Hi there,

This code indicates an issue with the O2 sensor. Here is a list of possible causes.

P0135 HYUNDAI - O2 Sensor Heater Circuit Malfunction Bank 1 Sensor 1

Read more: https://www.autocodes.com/p0135_hyundai.html