4531104 TUBE AS-OIL GAUGE Caterpillar parts
Rating:
Alternative (cross code) number:
CA4531104
453-1104
4531104
CA4531104
453-1104
4531104
Weight: 0.59 pounds 0 kg.
Information:
Table 1
Code for High Intake Manifold Air Pressure
J1939 Code CDL Code Description
(code descriptions may vary) Information
102-16 E1044 (2) Engine Intake Manifold #1 Pressure : High - moderate severity This pressure is a variable value that is calculated by the ECM. The resulting value is dependent 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
A. Check the operation of the turbocharger wastegate.
B. Check the operation of the wastegate actuator. Refer to Systems Operation, Testing, and Adjusting, "Turbocharger - Inspect".
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.
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.
For C4.4 engines, contact the Dealer Solutions Network (DSN).
For C7.1 engines, 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.
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).
Caterpillar parts catalog:
Parts tube Caterpillar catalog:
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