Question

2002 Hyundai Santa Fe with engine code P1134, the O2s transition time (B1/S1) means what?

Answer 1

HI there

Basically, this means the computer is not seeing a change in the voltage of the bank 1 front O2 sensor fast enough. In most cases, the sensor is the cause of the problem.

P1134 HYUNDAI - HO2S11 Transition Time Fault
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