ENGINE ELECTRICAL 325
Figure 496 Intake air heater and relay wiring
harness
1. Intake air heater mounting nuts, M6 (2)
2. Harness routing anchor points (2)
3. Heater relay bracket nuts, M8 (2)
4. Heater relay bracket bolt, M6 x 20 and nut, M6
11. Position intake heater harness assembly into
place.
Figure 497 Intake air heater – dual element
1. Inlet and EGR mixer
2. Intake air heater cable locations
3. Intake air heater element
12. Install intake air heater cable at starter solenoid.
See (TSI-05-12-35 New 1500 Watt Single Grid Intake
Air Heater Production Option, page466).
13. Connect Inlet Air Heater (IAH) cable(s). Slide
boots over the connections.
Injector harness at ECM, IDM, and EGR drive
module
Figure 498 Injector harness locatio
ns
1. Injector connectors (6)
2. Injector shield ground connectio
n
3. IDM connectors (2)
14. Connect two ECM engine connectors
.
15. Connect two IDM connectors.
16. Connect the injector shield grou
nd connection.
17. Connect six injector connectors
to the valve cover
gasket.
EGES-265-2
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
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