FiRi@Rennzport said:Hi Collin.
Do you have the lastest in JB firmware installed. If yes then you need the set the JB to delete those codes to prevent them from popping up continuously. No need to change o2 sensors or wiring as yet.
Connect your phone to the jb4
Go to settings
Scroll to WMI
Click on it
Scroll to passive delete and activate it.
Go back and save settings.
Please do me a favor and message me whatsapp me, your user adjustment settings and what firmware for the jb4 and what mhd firmware you running.
Regards Firi

Iceman12596 said:
Kish2604 said:Iceman12596 said:
A pre cat sensor with a heater error code is definately a goner... This is on bank 2 (cylinder 4/5/6)
Replace the sensor and all will be well...
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Kish2604 said:Iceman12596 said:
A pre cat sensor with a heater error code is definately a goner... This is on bank 2 (cylinder 4/5/6)
Replace the sensor and all will be well...
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Kish2604 said:bank 2 is cylinders 4-5-6, thats the rear turbo closest to the gearbox.
Simple way to reassure yourself before you outlay cash is log via the jb4 app or interface the Afr and Afr2 values... the bank 2 (afr2) will be running leaner. :coolShake:
Kish2604 said:bank 2 is cylinders 4-5-6, thats the rear turbo closest to the gearbox.
Simple way to reassure yourself before you outlay cash is log via the jb4 app or interface the Afr and Afr2 values... the bank 2 (afr2) will be running leaner. :coolShake:
Kish2604 said:Your looking for sensor number 2... Just as an aside.. Both sensors are physically the same, it's just the length and colour of the cable that's different.
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Kish2604 said:That's correct
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Kish2604 said:That's good news... Glad you sorted out... Do yourself a favour and get a log just to double check..
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