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Matt
Matt, Engineer
Category: Australia Car
Satisfied Customers: 21496
Experience:  Automotive Engineer for 20 years, BEng hons degree,
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A random misfire and a low 02 sensor heater bank 1, po131 a

Customer Question

a random misfire and a low 02 sensor heater bank 1
JA: Which particular sensor are you asking about? And have any trouble codes been triggered?
Customer: po131 a random misfire.
JA: What is the model of your '02 Kia?
Customer: 06 a 3.8 vq
JA: Are you fixing your vehicle yourself? What have you tried so far?
Customer: yes, I did replace spark plugs, throttle body, maf sensor, ignition coils and also the oxygen sensor front and rear
JA: Anything else you want the mechanic to know before I connect you?
Customer: nothing more
Submitted: 8 months ago.
Category: Australia Car
Expert:  Matt replied 8 months ago.

Hello

as you've had the o2 sensor heater fault but have already replaced the o2 sensors then Id' next check the state of the wiring loom to the sensors for damage and corroded connections

the error is for bank 1 which is the RH bank

on which side were the o2 sensors replaced?

Expert:  Matt replied 8 months ago.

Hi

do you still need help?

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