Service Manual

Engine Run-in (Without Dynamometer) ISB, ISBe and QSB (Common Rail [...]
Page 14-10 Section 14 - Engine Testing - Group 14
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Operate the engine at torque peak rpm and full load for 4
minutes. Check the gauges and record the readings.
NOTE: Refer to the engine data sheet for the torque peak
rpm of the engine model being tested.
CAUTION
Do not shut off the engine immediately after the run-in
is completed. Allow the engine to cool by operating it
at low idle for a minimum of 3 minutes to avoid engine
component damage.
Operate the engine at rated speed (rpm) and full load for
4 minutes. Check the gauges, and record the readings.
Compare the readings to those published on the
appropriate engine data sheet.
Make sure all instrumentation is removed before removing
the vehicle from the dynamometer.
Engine Run-in (Without Dynamometer)
(014-004)
Test
On-Highway
CAUTION
Refer to Procedure 014-005 before operating the
engine to avoid engine component damage.
Operate the engine at 1500 to 1800 rpm in high gear for
the first 80 to 160 km [50 to 99 mi] after rebuild.