Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Any of the following conditions exist for 2.5 seconds:
B0083 00, B0084 00, B0085 00, B0086 00, B0087 00, B0088 00
- The impact sensor has been shorted to voltage, open, or shorted to ground.
- The impact sensor current has been above 23 mA for longer than 5 milliseconds.
- The SDM has not received a message from the impact sensor for more than 375 milliseconds.
B0083 0F, B0084 0F, B0085 0F, B0086 0F, B0087 0F, B0088 0F
The SDM has received erratic messages from the impact sensor.
B0083 39, B0084 39, B0085 39, B0086 39, B0087 39, B0088 39
- The SDM has received a Not Ok (NOK) message from the impact sensor.
- The SDM has not received a message.
- The SDM has received invalid serial data from the impact sensor.
B0083 3A, B0084 3A, B0085 3A, B0086 3A, B0087 3A, B0088 3A
- The SDM has received an ID message from the impact sensor, which does not match the ID stored in the SDM memory.
- The SDM has reset the impact sensor twice without detecting the correct ID message.
B0083 71, B0084 71, B0085 71, B0086 71, B0087 71, B0088 71
The SDM has received invalid serial data from the impact sensor.