Page 268
REPAIR INSTRUCTIONS, PART 2
14. Install the remaining two new actuator
screws.
15. Using a torque wrench, tighten the actuator
mounting screws in two steps alternately in a
diagonal pattern.
Step 1: 3 N•m (27 lb-in)
Step 2: 11 N•m (97 lb-in)
16. Connect the coolant lines to the SRA and
using a torque wrench, tighten the coolant
line connections to specification.
388
Figure 388 — SRA Coolant Connections
Final Assembly
1. Reinstall all accessory items, ducting, tie
straps, etc., that were removed to gain
access to the turbocharger and related
system components.
2. Using the coolant extractor, fill the system
with approved coolant per specification.
3. Using the diagnostic computer, initiate the
on-turbocharger calibration command.
4. Start the engine and operate it at low idle for
at least three minutes after installing the
SRA and before driving the vehicle.
UNIT INJECTOR CLEANING
Preliminary Steps
Remove the following components from the
engine (see ENGINE DISASSEMBLY for
procedures):
앫 Cylinder Head Cover
앫 Rocker Arm Shaft Assembly
앫 Unit Injectors
Install a sealing plug, 9998251, into the unit
injector bore of the cylinder head to prevent dirt
and debris from entering the bore.
389
Figure 389 — Installing Injector Bore Sealing Plug,
9998251
1. Coolant Return Port 2. Coolant Inlet Port
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