P-542 Rack Solenoid (BTM)
Usage:
System Operation
The Rack Solenoid [or Brushless Torque Motor (BTM)] is used to move the engine fuel rack. The Rack Solenoid (BTM) is spring actuated to the Fuel Off position. The Rack Solenoid (BTM) will move into the Fuel On range when a voltage is applied.
Schematic
Diagnostic Codes
Functional Test
Caterpillar Information System:
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