× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0102 Diagnostic Trouble Code Discussion for May 2019

Mass Airflow Sensor Circuit Low Voltage


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0102
Help Request Posted
2009 Nissan Quest 3.5L No horsepower VIN: 5N1BV28U39
P0102: MAF ... intermittent...and shows 3 g/sec idle. Vehicle will not accelerate. Max speed 10mph. Slightly improves if injector on time is increased with Modis by 25%. Calculated base injector on time is always higher than actual. (Wot @ 10 mph the base is 9 mSec but inj actual max on time is 8mSec. MAF vol...
May 01, 2019
2006 Mercedes-Benz ML350 4Matic 3.5L No Start VIN: 4JGBB86E66
P0102: Hot film mass air flow sensor open circuit/short to ground or positive. This vehicle was towed in with a no crank problem. I can operate the starter by jumping the starter relay. Fuse 105 in the under hood fuse panel was blown. There is a dead short in this circuit which is fed through the circuit 87 relay. Fuse 105 feeds the ...
May 03, 2019
2006 Mercedes-Benz ML350 4Matic 3.5L No Start VIN: 4JGBB86E66
P0102: Hot film mass air flow sensor open circuit/short to ground or positive. This vehicle was towed in with a no crank problem. I can operate the starter by jumping the starter relay. Fuse 105 in the under hood fuse panel was blown. There is a dead short in this circuit which is fed through the circuit 87 relay. Fuse 105 feeds the ...
May 06, 2019