Vmac V900093, Руководство по установке

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VMAC
–
Vehicle Mounted Air Compressors
Toll Free: 1-888-241-2289
Fax: 1-250-740-3201
9
FWD
Do not connect
to the ATCM which
is mounted on the
radiator shroud on
all trucks with an
automatic transmission
R
a
d
ia
to
r
Power steering fill
ECM - under the radiator
hose between the power
steering fill and the driver
side battery. Has a black
cover
B
a
tt
e
ry
Location of tach wire
Bottom connector
orange wire with a
black stripe
F
W
D
Figure 2.1
2.1.2 V900103 Automatic Transmission Trucks
□
Locate the engine control module and connector ECMX2.
□
Locate the three orange wires with a black stripe. Switch the
ignition on and measure the voltage at the three wires. The
correct wire will read 0 Volts in Park/Neutral and 12 Volts in all
other gears
2.1.3 V900103 Tach Wire (CKP signal)
□
Locate the white wire with a black stripe in the top ECMX1
connector at the engine control module.
□
Start the engine and test for a constant 3 Volts at 600 RPM. If
you have a multi-meter that can measure frequency, the reading
will equal engine RPM.