RAM 2500 Truck 2WD V8-5.7L VIN D (2004)
18.
Continue with Section F - PCM/Vehicle Data Set-Up.
D. Replace Engine or Powertrain Harness (Typical)
NOTE:
Only those vehicles that have corrosion found during the inspection in Section A. require wiring harness replacement. Very few vehicles are expected
to require wiring harness replacement.
1.
Disconnect the positive battery cable.
2.
Remove the battery and battery tray.
3.
Remove the air cleaner assembly.
4.
Disconnect the affected PCM electrical connectors (if necessary).
5.
Remove the Power Distribution Center (PDC) cover and rotate the PDC on its hinges to expose the connectors on the bottom of the PDC.
6.
Disconnect the harness connectors that connect to the PDC.
7.
Disconnect the ground eyelets.
8.
Disconnect the following items located in the engine compartment as necessary:
a.
injector harness.
b.
camshaft position sensor.
c.
speed control servo.
d.
upstream and downstream oxygen sensors.
e.
leak detection pump.
f.
oil pressure sensor.
g.
starter battery positive wire (B+)
h.
purge solenoid.
i.
idle speed motor.
j.
throttle position sensor.
k.
intake air temperature sensor.
l.
air conditioning transducer switch.
m.
transaxle solenoid connector.
n.
input and output speed sensor.
o.
PRNDL switch connector.
p.
crankshaft position sensor.
q.
starter solenoid.
r.
generator field wire connector.
s.
generator battery positive wire.
t.
air conditioning clutch coil.
9.
Remove the old wiring harness from the vehicle.
