BMW P1198: Differential Pressure Sensor Intake Manifold Low Input (Bank 1)

Is your scanner showing BMW P1198?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

BMW P1198: Differential Pressure Sensor Intake Manifold Low Input (Bank 1)

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$100-$250
Can I Still Drive?
:
Yes

What Does The BMW P1198 Code Mean?

Engine started, battery voltage must be at least 11v, and the differential pressure sensor wiring shorted to ground. The closed loop control of the differential pressure in the intake manifold is suspended and replaced by a direct specification.

What Are The Potential Causes Of The BMW P1198 Code?

  • Sensor’s voltage supply on Terminal 87
  • Sensor’s ground connection faulty
  • Signal wire to DME faulty
  • Replace sensor

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> Genuine OEM Manifold Differential Pressure Sensor For BMW
>>> Twippo 372Pcs Waterproof Wire Connectors Kit

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

BMW P1198, DTCDECODE.

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