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Driving your vehicle
265
• Full-time 4WD vehicles must be tested
on a special four wheel chassis
dynamometer.
✽✽
NOTICE
Never engage the parking brake while
performing these tests.
• A full-time 4WD vehicle should not be
tested on a 2WD roll tester. If a 2WD
roll tester must be used, perform the
following:
1. Check the tire pressures recommend-
ed for your vehicle.
2. Place the front wheels on the roll
tester for a speedometer test as shown
in the illustration.
3. Release the parking brake.
4. Place the rear wheels on the tempo-
rary free roller as shown in the illustra-
tion.
WARNING - Dynamometer
testing
Keep away from the front of the
vehicle while the vehicle is in gear
on the dynamometer. This is very
dangerous as the vehicle can jump
forward and cause serious injury or
death.
OXM059025
Roll tester (speedometer)
Temporary free roller
XM CAN (ENG) 5.QXP 11/5/2010 11:39 AM Page 26
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