Conditions for Setting the DTC

All of the following conditions exist for 2.5 seconds:

B0083 02 or B0084 02

• The front end sensor has been shorted to ground.
• The front end sensor current has been above 23 mA for longer than 5 milliseconds.

B0083 05 or B0084 05

• The front end sensor has been shorted to voltage.
• The front end sensor circuit is open.
• The SDM has not received a message from the front end sensor for more than 375 milliseconds.

B0083 0F or B0084 0F 

The SDM has received erratic messages from the front end sensor.

B0083 39 or B0084 39

• The SDM has received a NOK message from the front end sensor.
• The SDM has not received a message.

B0083 3A or B0084 3A

• The SDM has received an ID message from the front end sensor, which does not match the ID stored in the SDM memory.
• The SDM has reset the front end sensor twice without detecting the correct ID message.

B0083 71 or B0084 71 

The SDM has received invalid serial data from the front end sensor.