Actron CP9087 - Manual (Page 43)

Mass Air Flow MAF
2-35
Vehicle Harness Connectors for MAF Sensor
(Mating side of connector shown.)
Refer to vehicle service manual for connectors not shown.
MAF SIGNAL
GROUND
POWER
MAF RETURN RANGE on HIGH
FUNCTION on VOLTS
POWER
MAF SIGNAL
GROUND
MAT SIGNAL
MAT RTN
POWER
GROUND
MAF SIGNAL
1988 and Older
RANGE on LOW
FUNCTION on FREQUENCY 1988 2.8L only
RANGE on LOW
FUNCTION on FREQUENCY
GROUND
MAF RETURN
POWER
BURN-OFF SIGNAL
MAF SIGNAL
POWER
MAF SIGNAL
GROUND
1989 and Newer
RANGE on HIGH
FUNCTION on FREQUENCY All 5-Pin except 1988 2.8L
RANGE on HIGH
FUNCTION on VOLTS
GM
Ford
NOTE:
MAF RETURN is
not connected to
vehicle GROUND.