P1198 BMW Possible Causes
- Faulty differential pressure sensor
- Differential pressure sensor harness is open or shorted
- Poor electrical connection in the differential pressure sensor circuit
How is BMW P1198 Code Repair Done?
Start by checking the “possible causes” listed above. Visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Technical Notes
Differential pressure sensor intake manifold input low, bank 1
Possible Symptoms
- Engine light on (or service engine soon warning light)
P1198 BMW Meaning
The differential pressure sensor intake manifold signal is the generic description for BMW P1198 code, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we don’t have more information about the BMW P1198 OBDII code.