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ENGINE AR-COMPLETE 1399933 - Caterpillar



1399933 ENGINE AR-COMPLETE Caterpillar parts 3126 ENGINE
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Alternative (cross code) number:
CA1399933
139-9933
1399933
Caterpillar 1399933 ENGINE AR-COMPLETE

Buy ENGINE AR-COMPLETE 1399933 Caterpillar genuine, new aftermarket tractor parts with delivery
TRUCK ENGINE,

Related part:
1399933  SHORT BLOCK  0R8936  R

Compatible equipment models: 1399933:

TRUCK ENGINE  3126   Caterpillar
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Table 1
Diagnostic Trouble Code for Intake Manifold Air Pressure Is High
J1939 Code CDL Code Code Description
(Code descriptions may vary) Comments
102-16 E1044 (2) Engine Intake Manifold #1 Pressure : High - moderate severity (2) This pressure is a variable value that is calculated by the ECM. The resulting value depends on the operating conditions of the engine. Probable Causes
Turbocharger wastegate
Wastegate regulatorRecommended Actions
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 2
Troubleshooting Test Steps Values Results
1. Turbocharger Wastegate
Note: On engines with a single turbocharger, the wastegate is attached to the turbocharger. On engines with twin turbochargers, the wastegate is attached to the high-pressure turbocharger.
A. Check the operation of the wastegate on the turbocharger.
B. Check the operation of the wastegate actuator on the turbocharger. Refer to Systems Operation, Testing, and Adjusting, "Turbocharger - Inspect" and Special Instruction, M0084071, "Turbocharger Wastegate Actuator on Certain C7.1 Engines".
Turbocharger wastegate
Result: Operation of the turbocharger wastegate is suspect.
Repair: Disconnect the output rod in the wastegate actuator from the lever that operates the wastegate.
Operate the wastegate lever by hand and check for full and free movement.
Check that the output rod in the wastegate actuator is biased towards the retracted position.
Connect the output rod in the wastegate actuator to the lever that operates the wastegate.
If the wastegate is not operating correctly, replace the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove" and Disassembly and Assembly, "Turbocharger - Install".
Result: There is a suspected fault in the wastegate or the wastegate actuator.
Repair: Replace the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove" and Disassembly and Assembly, "Turbocharger - Install".
Result: The wastegate and the wastegate actuator operate correctly.
Proceed to Test Step 2.
2. Wastegate Regulator
A. Use the electronic service tool to check for diagnostic trouble codes that relate to the wastegate regulator.
Wastegate regulator
Result: Diagnostic codes are present that relate to the wastegate regulator.
Repair: Rectify the cause of any related codes. Refer to Troubleshooting, "Diagnostic Trouble Codes".
Result: There are no diagnostic codes that relate to the wastegate regulator.
Contact the Dealer Solutions Network (DSN).

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