Operation CHARM
: Car repair manuals for everyone.
Home
>>
Ford Truck
>>
1999
>>
F 150 4WD Pickup V8-4.6L SOHC VIN W
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Pinpoint Tests
>>
DC - Mass Air Flow (MAF) Sensor
>>
Test Notes
Test Notes
This Pinpoint Test is intended to diagnose the following:
-
Mass Air Flow
(MAF)
Sensor
-
Harness Circuits: MAF SIG, MAF RTN, Vehicle Power
(VPWR)
, and Power Ground
(PWR GND)
-
Powertrain Control Module
(PCM)