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ENGINE AR-CORE 2278205 - Caterpillar

2278205 ENGINE AR-CORE Caterpillar parts C18 ENGINE
Alternative (cross code) number:
Caterpillar 2278205 ENGINE AR-CORE

Buy ENGINE AR-CORE 2278205 Caterpillar genuine, new aftermarket tractor parts with delivery

Compatible equipment models: 2278205:

MARINE ENGINE  C18   Caterpillar
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System OverviewThe sensor signal for the passive sensor is routed from the ECM to terminal 1 of each sensor connector. The sensor return for the passive sensors is routed to the ECM from terminal 2 of each sensor connector.Diagnostics on the Caterpillar Electronic Technician (ET)Wiggle Test - The Wiggle Test allows you to monitor the status of the signals from the sensors.For additional information regarding the Wiggle Test, refer to the documentation that accompanies the Cat ET software.
Illustration 1 g03330022
Schematic for the passive analog sensors
Table 2
Troubleshooting Test Steps Values Results
1. Check for Diagnostic Trouble Codes
A. Connect to Cat® Electronic Technician (ET).
B. Turn the keyswitch to the ON position.
C. Access the "Active Diagnostic Code" screen on Cat ET.
Wait at least 30 seconds in order for the diagnostic codes to become active.
D. Look for these active codes or logged codes:

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