B1010 — A/C Pressure Sensor Circuit Fault
What it means: A/C Pressure Sensor Circuit Fault.
How serious / can you keep driving: Caution. Limp to the next safe stop.
Check first: Check A/C pressure sensor voltage
Don't risk it — look up listed providers near you and give them this code when you call.
Listed providers nearest Salt Lake City, UT
Closest first. Tell them B1010 and what the truck is doing. RoadService.app lists these providers and does not employ them or carry out the repair.
- 0.0 mi away — based in Salt Lake City, UT · (801) 531-9256
- 0.0 mi away — based in Salt Lake City, UT · (385) 503-8084
- 0.0 mi away — based in Salt Lake City, UT · (385) 386-4700
Seen on: Heavy Truck
What B1010 means
A/C Pressure Sensor Circuit Fault. Common causes: A/C pressure sensor failure.
How serious is it?
Caution. Limp to the next safe stop.
Most likely causes
- A/C pressure sensor failure
- Failed sensor
- wiring fault
First moves (roadside)
- Check A/C pressure sensor voltage
- verify system pressure
- replace sensor
FAQ
A/C Pressure Sensor Circuit Fault. Common causes: A/C pressure sensor failure.
Caution — Limp to the next safe stop.
The most common cause is: A/C pressure sensor failure. Other possibilities include Failed sensor; wiring fault.
Limp to the next safe stop. When in doubt, get a qualified mobile diesel tech on the truck before continuing.
Related codes
Codes that commonly appear alongside B1010, or share the same subsystem.
- Blower Motor Circuit Open (B1004)
- Blower Motor Circuit Short to Ground (B1005)
- APU HVAC Communication Fault (B1050)
- Coolant/Diesel Heater Circuit Fault (B1052)
- HVAC Control Module Voltage High (B1001)
- HVAC Control Module Voltage Low (B1002)
- Air Distribution Actuator Fault (B1040)
- Temperature Blend Door Actuator Fault (B1041)
Find a mechanic or related guides
General diagnostic guidance for diesel engines (Cummins, Detroit, PACCAR, Volvo, Mack and more). Not a substitute for a scan-tool diagnosis on your specific truck.