P0138
HO2S12 High Voltage.
- Dodge
- Powertrain
- Generic code
How this code is built
- P
- SystemPowertrain
- 0
- Defined bySAE, the same on every car
- 1
- AreaFuel and air metering
- 38
- FaultThe specific fault in that area
Guide
Writing the guide for P0138. The first open of a code takes up to a minute.