Any Ideas - 02 sensor issue

Iceman12596

///Member
Not sure if my O2 sensor is on its way out, I keep getting this error when I scan with MHD

can anyone assist with some advice, starting to get real annoying, cause the JB4 keeps going back to Map 4 when this happens, but car still drives okay, just with stock power

 

Hubblyking

Honorary ///Member
If this is the part you need I've got a new one.
4a9cb7f090162b6cdce656d501721e60.jpg
80e8c97f3c36c202354e25cb40df6320.jpg


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FiRi@Rennzport

Well-known member
Official Advertiser
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

///Member
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

Howzit boet,

I have the latest JB4 Firmware, i don't have the Bluetooth connect kit on my JB4.....Yet, but i can connect my laptop to it can i go that route maneer ?
 

FiRi@Rennzport

Well-known member
Official Advertiser
You don't need a BT...connect with your dcan cable using your cell phone...else use your laptop, but please just buy and otg which costs R50 and get with the times
 

Kish2604

Administrator
Staff member
Iceman12596 said:
Not sure if my O2 sensor is on its way out, I keep getting this error when I scan with MHD

can anyone assist with some advice, starting to get real annoying, cause the JB4 keeps going back to Map 4 when this happens, but car still drives okay, just with stock power


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...

Sent from my SM-G935F using Tapatalk
 

Iceman12596

///Member
Kish2604 said:
Iceman12596 said:
Not sure if my O2 sensor is on its way out, I keep getting this error when I scan with MHD

can anyone assist with some advice, starting to get real annoying, cause the JB4 keeps going back to Map 4 when this happens, but car still drives okay, just with stock power


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...

Sent from my SM-G935F using Tapatalk

You maneer are a genius, got misfires this morning on cylinder 4/5 and 6 cleared codes and she going again, made it to work, now just need to make it back home.

But also going to try firi method first.


Kish2604 said:
Iceman12596 said:
Not sure if my O2 sensor is on its way out, I keep getting this error when I scan with MHD

can anyone assist with some advice, starting to get real annoying, cause the JB4 keeps going back to Map 4 when this happens, but car still drives okay, just with stock power


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...

Sent from my SM-G935F using Tapatalk

Sorry Kish, witch one is bank 2
 

Kish2604

Administrator
Staff member
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:
 

Iceman12596

///Member
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:

Thanks maneer
 

Iceman12596

///Member
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:

Sorry Kish,

I'm going to go ahead and just replace the thing, but need your guidance and for my sanity, can you show me witch one I need to replace as per the pic below

 

Kish2604

Administrator
Staff member
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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Iceman12596

///Member
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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So if my Understanding is correct I'm looking for the following
02 REGULATING LAMBDA PROBEL= 1200MM 111787558087
 

Iceman12596

///Member
Kish2604 said:
That's correct

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Kish, replaced sensor i got from hubbly and all is working as you said.
Thanks for the advice and guidance bud, its things like this that make me love this forum.

+1 Rep for you sir !

Admins you can close this thread !
 

Kish2604

Administrator
Staff member
That's good news... Glad you sorted out... Do yourself a favour and get a log just to double check..

Sent from my SM-G935F using Tapatalk
 

Iceman12596

///Member
Kish2604 said:
That's good news... Glad you sorted out... Do yourself a favour and get a log just to double check..

Sent from my SM-G935F using Tapatalk

I have no clue on how to interpret logs, but will get one going anyways and send to you when ready maneer
 

Kish2604

Administrator
Staff member
Get the log and post it here... There are many people who will guide you...

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