P0096 — Intake Air Temp Sensor 2 Circuit Range
What it means: Intake Air Temp Sensor 2 Circuit Range.
How serious / can you keep driving: Caution. Limp to the next safe stop.
Check first: Compare IAT1 vs IAT2
Don't risk it — look up listed providers near you and give them this code when you call.
Listed providers nearest Louisville, KY
Closest first. Tell them P0096 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 Louisville, KY · (502) 773-1159
- 0.0 mi away — based in Louisville, KY · (502) 447-1234
- 0.0 mi away — based in Louisville, KY · (502) 648-6725
Seen on: Heavy Truck
What P0096 means
Intake Air Temp Sensor 2 Circuit Range. Common causes: IAT2 (post-intercooler) sensor out of range.
How serious is it?
Caution. Limp to the next safe stop.
Most likely causes
- IAT2 (post-intercooler) sensor out of range
- Failed sensor
- wiring fault
First moves (roadside)
- Compare IAT1 vs IAT2
- replace IAT2 if reads more than 20°F different from expected
FAQ
Intake Air Temp Sensor 2 Circuit Range. Common causes: IAT2 (post-intercooler) sensor out of range.
Caution — Limp to the next safe stop.
The most common cause is: IAT2 (post-intercooler) sensor out of range. 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 P0096, or share the same subsystem.
- Engine Protection — Power Derate Active (SPN 1569 FMI 31)
- Intake Manifold (Charge Air) Temp — High (SPN 105 FMI 0)
- Turbo Boost Pressure — High / Overboost (SPN 1127 FMI 16)
- Boost pressure high (SPN 102 FMI 0)
- Boost sensor — voltage low (SPN 102 FMI 4)
- Intake manifold temp — voltage high (SPN 105 FMI 3)
- Intake manifold temp — voltage low (SPN 105 FMI 4)
- Injection control pressure low (HEUI — older engines) (SPN 164 FMI 1)
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.