NHTSA ID Number: 10115323
Manufacturer Communication Number: IK1200991
TSB/Document Date: 2017-08-16
Summary
CPA HPOP Tests
Test 4- Pump Deadheaded
Page 4 of 7
•
•
•
Measures maximum oil pressures
•
•
•
Compares maximum oil pressures
•
Isolates the HPOP and compares maximum oil pressure output
Measures IPR valve's maximum output capacity
Measures internal bobbin integrity
ICP sensor integrity
Seal integrity of HPOP and UVC components
Signal Descriptions:
The following tables demonstrate good signals along with pass/fail thresholds for each individual test.
Available within the Instructions and Diagnostics document:
- Test description details
Test thresholds
- Signal Diagnostics
Description
CAM Signal Representation
Comments
At Key Off- Negative
voltage indicates
connection issue
Bad CAM Signal
Good CAM
Signal
ICP
Signal
ICP Signal Representation (Passing Signal Example)
Cranking
Stop
Cranking
Test 1
0v
0.25v (+/0.1v)
Min: 0.65v
(650psi)
N/A
Test 2
0v
0.25v (+/0.1v)
Min 4.65v
(4600psi)
Exponential
Decay
Test 3
0v
0.25v (+/0.1v)
Min 4.65v
(4600psi)
Exponential
Decay
0.25v (+/0.1v)
Min 4.65v
(4600psi)
Exponential
Decay
0v
Test 4
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IK1200991 CPA HPOP Tests
Page 5 of 7
Key Off
Key On
Cranking
Stop
Cranking
Test 1
0v
0.5v (+/- 0.1v)
Min: 0.6v
(15psi)
N/A
Test 2
0v
0.5v (+/- 0.1v)
Min 0.6v
(15psi)
N/A
EOP Signal
EOP Signal Representation (Passing Signal Example)
SERVICE PARTS INFORMATION:
-For all repair procedures and instructions: Refer to the appropriate engine service manual
.
-Table contains components that can be issued warranty authorization code for replacement.
Always refer to software Test Results for proper repair instruction.
Kit Description
Part Number
High pressure pump (EPA
2010)
Quantity
5010755R92 or subsequent
1
High pressure pump (EPA
2007)
1879747C2 or subsequent
1
ICP sensor
1875784C93 or subsequent
1
Oil Inlet Adaptor(puck)
1841923C98 or subsequent
6
6
Retrofit Kit
2514453C91 or subsequent
1
Link to Parts Catalog
WARRANTY INFORMATION:
CPA Module
I6 High Pressure Oil
Pump
(HPOP) Module
WAC can be issued for components listed
• High Pressure Oil Pump (HPOP)
• 6 Fuel Injectors w/ 6 Oil Inlet Adapters (Puck)
• Injection Control Pressure (ICP) Sensor
2007-2017 MF DT/9/10/ N9/
N10
Example
WAC
XXXX_XX
Related Articles
ICP Sensor Policy:
WPL1200001
Note: WAC containing a combination of above components may be
issued
All Component Replacement Requirements are covered under policy letter: WPL2800126
Warranty Claim Coding:
Refer to the Warranty Coding Manual for Group and Noun Codes.
Group: 12000
Noun:
454 PUMP, OIL/FUEL (HI PSI INJECTION
SYSTEM)
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IK1200991 CPA HPOP Tests
Page 6 of 7
Group: 12000
Noun:
168 Sender, ICP/FRP
Group: 12000
Noun:
563 Injector Unit (Electrical)
Standard Repair Time(s):
Description
SRT Link
12 CYLINDER PERFORMANCE ANALYZER (CPA) TOOL,
DIAGNOSIS
CPA Diagnostics
OTHER RESOURCES:
•
•
•
Instructions and Diagnostics available within the software (Picture below)
Perform CPA HPOP test with the engine at the same temperature as the complaint or symptom is occurring.
If the CPA issues a "Engine oil pressure(EOP) too low during cranking" message do not ignore this. Broken piston
cooling nozzles have been found after diagnosing this fault. Do not use a mechanical gauge as a substitute for the
electronic tool.
•
Laptop power supply's, chargers, inverters, and battery chargers can backfeed voltage to the CPA tool. See below:
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IK1200991 CPA HPOP Tests
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Copyright © 2017 Navistar, Inc.
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TSB/Document ID: IK1200991
Replacement Service Bulletin Number:
MFR Communication Date: 2017-04-25
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT ADAPTIVE/MOBILITY
MFR Component System:
MFR Component Subsystem:
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