Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Freightliner Sprinter 2500 V6-3.0L DSL TurboFACTORY OEM SERVICE PROCEDURE
Air Flow Meter/Sensor: Diagrams
Component ID: 524
Component : SENSOR-MASS AIR FLOW
Connector:
Name : SENSOR-MASS AIR FLOW
Color : BLACK
# of pins : 5
Gender : FEMALE
Pin Circuit Description
1 U795 20BK/WT FUSED MAIN RELAY OUTPUT
2 1629 20YL/GY SENSOR GROUND
3 1630 20YL/WT IAT SIGNAL
4 496 20YL/PK 5 VOLT SUPPLY
5 1631 20YL/BR MAF SIGNAL
Connector:
Name : SENSOR-MASS AIR FLOW
Color : BLACK
# of pins : 5
Qualifier : (DIESEL)
Gender : FEMALE
Pin Circuit Description
1 U364 18BK/WT IGNITION SWITCH OUTPUT (RUN-START)
2 1340 20YL/BR MASS AIR FLOW SENSOR GROUND
3 1338 20GY/YL MASS AIR FLOW TEMPERATURE SENSOR SIGNAL
4 1339 20DG/YL MASS AIR FLOW SENSOR SIGNAL
5 - -
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.