P0BE0 code meaning
Drive Motor Inverter Temperature Sensor F Circuit
Powertrain system Generic code P0Bxx codes Check engine light
What P0BE0 means
Sensor F is, in GM's hybrid tables, the third thermistor of the motor B inverter (inverter B sensor #3), the counterpart of sensor E in the motor A inverter; the 2016 to 2019 tables assign it to phase W. Other makers may use the letter differently. P0BE0 is its general circuit code for an electrical fault the controller does not narrow down to low, high or erratic. No manufacturer documents this exact code publicly; GM reports P0BE1, P0BE2 and P0BE3 instead. CARB requires hybrid sensor circuits to be monitored. Without a valid reading the controller cannot protect that inverter phase and usually limits the motor it drives. Read all stored codes, since inverter faults rarely come alone.
P0BE0 at a glance
- Check engine lightYes, usually on
- Emissions testCan fail
- Limp modePossible
- Repair difficultyWorkshop only
- Typical labor1 to 6 hours
- Clears after repairWhen cleared with a scanner
Symptoms of P0BE0
- Malfunction indicator lamp or hybrid system warning
- Reduced power from drive motor B
- Higher fuel consumption in hybrid operation
Common causes of P0BE0
- Most likelyInternal fault of the thermistor or its circuit inside the power inverter module
- PossibleCorroded or loose connector at the inverter module
- Less likelySoftware fault in the motor control processor
Check the most likely causes first. Replacing parts by guesswork is the most expensive way to clear a code.
Parts involved
Drive motor inverter temp sensor fWiring harnessHybrid control module
What each part of P0BE0 means
| P | Powertrain system: engine, fuel system, ignition, emissions and transmission. |
| 0 | Generic code: it means the same on every make (SAE standard). |
| B | Area: hybrid propulsion. |
| E0 | The exact fault in that area. |
What to do next
- Note P0BE0 and any other codes stored with it: several codes together often point to one cause.
- Check for loose connectors and damaged wiring around the parts the code names.
- Check open recalls for your car: some faults are fixed for free by the dealer. Enter your VIN.
- Clear the code only after the repair. If it comes back, the fault is still there.
Buying a used car? Scan it for stored codes before you pay. A recently cleared memory can hide a problem.
Questions about P0BE0
What does P0BE0 mean?
P0BE0 means "Drive Motor Inverter Temperature Sensor F Circuit". Sensor F is, in GM's hybrid tables, the third thermistor of the motor B inverter (inverter B sensor #3), the counterpart of sensor E in the motor A inverter; the 2016 to 2019 tables assign it to phase W. It is a generic code, so it means the same on every make.
Is it safe to drive with P0BE0?
Drive gently and only to a workshop. With P0BE0 the car can go into limp mode (reduced power) to protect itself.
Will P0BE0 fail an emissions test?
Yes, it can. P0BE0 is emissions-related, so most inspection programs fail a car while it is stored or while the check engine light is on.
How hard is P0BE0 to fix?
Difficulty: workshop only. A typical repair takes 1 to 6 hours of work. This is a job for a workshop.
Will P0BE0 clear itself after the repair?
Clear the code with a scanner after the repair. If the fault is fixed, it does not come back.