STEERING SYSTEM - OD1605 - LESSON 1/TASK 1
Depress the accelerator pedal fully.
Check the display.
If the display reads between 2850 and
3050 rpm, Test NO. 10 passed.
If the display reads 0 or erratic
reading, the procedures for performing diagnostic troubleshooting on
the STE-M1/FVS (VTM only) TEST NO. 10 ENGINE RPM (GOV. SPEED) would
be performed, as needed, as described on page 3-920 of TM 9-2350-252-
Stop the engine and return to the troubleshooting.
Removing the STE-M1/FVS (VTM only) from the Vehicle.
the test set from the vehicle, follow these steps:
Move the MASTER POWER switch to OFF.
Step 3. Disconnect plug W1P2 from the distribution box jack to which
it is connected. Install the cap on the jack from which the plug was
Remove plug W1PI from the VTM jack J1.
Stow the VTM and cable W1 in the transit case.
Being familiar with the test equipment to be used
on the vehicle will be a big help when troubleshooting. In the next
paragraph, step-by-step troubleshooting procedures for the BFV
steering system will be described.
This description is meant to be
as an example only. Whenever troubleshooting procedures are actually
to be performed on the vehicle, the appropriate TM must be used.
Troubleshooting the Steering System
As with many troubleshooting tasks, the task of
troubleshooting the steering system on the M2/M3 BFV requires the
mechanic to perform tests and respond to the results of those tests
by performing more tests until the faulty component has been
isolated. The test results can branch off into many different areas
of the vehicle as various components are eliminated as being the