Audi P1146: Air mass meter -G70 supply voltage

Is your scanner showing Audi P1146?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Audi P1146: Air mass meter -G70 supply voltage

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$50-$500
Can I Still Drive?
:
Yes

What Does The Audi P1146 Code Mean?

Malfunction Criteria and Threshold Value: Airflow sensor supply voltage-4.89 – 5.10 V. Monitoring Time Length: 480 mSec.

What Are The Potential Causes Of The Audi P1146 Code?

  • Fuse
  • Wiring for a short circuit to each other, Battery (+), and Ground (GND).
  • Electrical harness connector for damage, corrosion, loose or broken terminals.
  • Mass Air Flow (MAF) Sensor
  • Engine Control Module (ECM)

Recommended Parts

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

>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> FAERSI Mass Air Flow Sensor Sensor
>>> Audi Engine Control Module

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

Reference Sources

Audi of American, 2002, Technical Service Bulletin.

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