Category Archives: OBDII Network Codes

U0022

U0022 OBD Code Definition:
U0022 Low Speed CAN Communication Bus (+) Low
U0022 OBD Code Description: Continue reading →

U0021

U0021 OBD Code Definition:
U0021 Low Speed CAN Communication Bus (+) Open
U0021 OBD Code Description: Continue reading →

U0023

U0023 OBD Code Definition:
U0023 Low Speed CAN Communication Bus (+) High
U0023 OBD Code Description: Continue reading →

U0025

U0025 OBD Code Definition:
U0025 Low Speed CAN Communication Bus (-) Low
U0025 OBD Code Description: Continue reading →

U0024

U0024 OBD Code Definition:
U0024 Low Speed CAN Communication Bus (-) Open
U0024 OBD Code Description: Continue reading →

U0027

U0027 OBD Code Definition:
U0027 Low Speed CAN Communication Bus (-) shorted to Bus (+)
U0027 OBD Code Description: Continue reading →

U0026

U0026 OBD Code Definition:
U0026 Low Speed CAN Communication Bus (-) High
U0026 OBD Code Description: Continue reading →

U0029

U0029 OBD Code Definition:
U0029 Vehicle Communication Bus A Performance
U0029 OBD Code Description: Continue reading →

U0031

U0031 OBD Code Definition:
U0031 Vehicle Communication Bus A (+) Low
U0031 OBD Code Description: Continue reading →

U0030

U0030 OBD Code Definition:
U0030 Vehicle Communication Bus A (+) Open
U0030 OBD Code Description: Continue reading →

U0033

U0033 OBD Code Definition:
U0033 Vehicle Communication Bus A (-) Open
U0033 OBD Code Description: Continue reading →

U0032

U0032 OBD Code Definition:
U0032 Vehicle Communication Bus A (+) High
U0032 OBD Code Description: Continue reading →

U0034

U0034 OBD Code Definition:
U0034 Vehicle Communication Bus A (-) Low
U0034 OBD Code Description: Continue reading →

U0038

U0038 OBD Code Definition:
U0038 Vehicle Communication Bus B Performance
U0038 OBD Code Description: Continue reading →

U0036

U0036 OBD Code Definition:
U0036 Vehicle Communication Bus A (-) shorted to Bus A (+)
U0036 OBD Code Description: Continue reading →

U0035

U0035 OBD Code Definition:
U0035 Vehicle Communication Bus A (-) High
U0035 OBD Code Description: Continue reading →

U0041

U0041 OBD Code Definition:
U0041 Vehicle Communication Bus B (+) High
U0041 OBD Code Description: Continue reading →

U0040

U0040 OBD Code Definition:
U0040 Vehicle Communication Bus B (+) Low
U0040 OBD Code Description: Continue reading →