ARM AS-LIFT 4912104 - Caterpillar

Probable Causes
Switches
Batteries
Electric starting system (if equipped)
Air starting system (if equipped)
Hydraulic starting system (if equipped)
Flywheel ring gear
Driven equipment
Hydraulic cylinder lock
Rack solenoid alignment
Worn engine componentsRecommended Actions
Table 1
Troubleshooting Test Steps Values Results
1. Inspect the Switches
A. Check the keyswitch input to the ECM.
B. Check engine shutdown switches.
C. Connect Cat® Electronic Technician (ET) to the service tool connector.
D. Use Cat ET to verify the status of the following parameters:
- Shutdown switches
Switches
Result: The switches are OK.
Proceed to Test Step 2.
Result: A switch is NOT OK.
Repair: Repair or replace damaged switch.
If the problem