NHTSA ID Number: 10117273
Manufacturer Communication Number: IK1201063
TSB/Document Date: 2017-09-08
Summary
SPN 3055 FMI 15 FRP Below Minimum Troubleshooting
IK1201063 SPN 3055 FMI 15 FRP below minimum with maximum command Troubles... Page 1 of 5
Countries:
CANADA, COLOMBIA,
UNITED STATES
Document
ID:
IK1201063
Availability:
ISIS, FleetISIS
Revision:
5
Major System: ENGINES
Created:
1/29/2014
Current
Language:
English
Last
Modified:
6/17/2014
Other
Languages:
NONE
Author:
Amber
Chapman
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2250
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Title : SPN 3055 FMI 15 FRP below minimum with maximum command Troubleshooting
Applies To : EPA 2010 MaxxForce 11 / 13 /15 and N13
CHANGE LOG
If this iKNow Article is being revised, please type in the text box what has changed in the article. The change log is meant
for Dealers to be able to see what has updated/changed in the article.
4/3/14 Added specific SRT codes for each model with this engine.
5/19/14 Eliminated Fuel Dead test.
6/10/14 Adding the 15L MaxxForce information.
6/17/14 Corrected parts tables (decription and number) for the valve referred to in step 12
SPN 3055 FMI 15 ‐ FRP Below Minimum with Maximum Command
Condition / Description
FRP Governor deviation
above maximum limit
Setting Criteria
Rail pressure governor
error > 725 PSI at 600‐750
RPM
Enable Conditions / Values
Time
Required
• Key ON
• Metering unit flow > function engine speed
(41500‐55000 mm3/s)
• Engine mode normal
10 seconds
• Engine speed > 0 rpm OR Fuel Rail Pressure >
90000 kpa for more than 20 engine
revolutions
• Metering unit flow < 327670 mm3/sec
Fault Overview
• Fault code sets when the Engine Control Module (ECM) detects Fuel Rail Pressure (FRP) is below minimum when
the maximum is commanded.
Malfunction Indicator Lamp (MIL) Reaction
• MIL will illuminate when this fault is detected during two consecutive drive cycles.
Associated Faults
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IK1201063 SPN 3055 FMI 15 FRP below minimum with maximum command Troubles... Page 2 of 5
• SPN 157 FMI 3, 4, 20, 21 (FRP); and SPN 633 FMI 3, 4, and 5 (FPCV)
Drive Cycle to Determine Fault Status
Possible Causes
•
•
•
•
•
•
•
•
•
•
Fuel Rail Pressure (FRP) sensor or circuit fault
Low fuel level
Fuel leaks
Restricted engine mounted secondary fuel filter
Aerated fuel delivery
Restricted fuel supply
Internal leak in high‐pressure fuel system
Leaking FRP relief valve
Stuck or sticking FPCV
Failed High‐pressure fuel pump
Engine Manual links
• 2010 11/13L non SCR
• 2010 N13 SCR
• MaxxForce® 15
LOW PRESSURE FUEL SYSTEM TESTING
Step Action
1
Check fuel level. Read fuel level using the vehicle
Yes: Go to step 2.
instrument panel gauge and perform a visual inspection
of fluid level in the fuel tank.
No: Add fuel or repair leaks, and prime engine.
Is sufficient fuel in the fuel tanks and not leaking?
Step Action
2
Check recent vehicle history. Verify if the fuel system
was recently serviced.
Has the vehicle run issue free since the last fuel system
service?
Step Action
3
Yes: Go to step 3.
No: Inspect for leaks and properly prime the fuel
system.
Decision
Decision
Check that the engine cranks at a minimum of 130 RPM. Yes: Go to step 5.
Does the engine crank at a minimum of 130 RPM?
No: Repair low cranking speed.
Step Action
5
Decision
Check for associated faults. Using Electronic Service Tool
Yes: Go to step 4.
(EST) with ServiceMaxx™ software, check Diagnostic
Trouble Code (DTC) list for SPN 157 FMI 3, 4, 20, and 21
(FRP) or SPN 633 FMI 3, 4, and 5 (FPCV).
No: Repair SPN 157 FMI 3, 4, 20, and 21, and SPN 633
Is the EST DTC list free of SPN 157 FMI 3, 4, 20, and 21, FMI 3, 4, and 5. See health report for link to diagnostics.
and SPN 633 FMI 3, 4, and 5?
Step Action
4
Decision
Decision
Verify that engine starts. Crank engine for maximum of Yes: Go to step 6
20 seconds. If engine does not start, wait 2 minutes and
try again.
No: Go to SPN 3055 FMI 1 (IKnow 1201062)
Does engine start and maintain idle?
Step Action
Decision
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IK1201063 SPN 3055 FMI 15 FRP below minimum with maximum command Troubles... Page 3 of 5
6
Perform High‐pressure Pump Inlet Pressure Test.
Does the fuel pressure gauge read > 30 PSI?
Step Action
7
Remove and inspect engine fuel filter.
Is filter plugged?
Yes: Replace fuel filter and retest.
No: Replace fuel pump
Make sure to use fuel priming tool (12‐922‐01).
Decision
Check for aeration in low pressure fuel system. Perform Yes: Go to step 9.
Fuel Aeration Test (page 127).
No: Repair aeration in low pressure fuel system
Is fuel system free from aeration?
(according to Fuel Aeration Test).
Step Action
9
No: Got to step 7
Decision
Step Action
8
Yes: Go to step 8.
Decision
Check for restriction in low pressure fuel system.
Perform Fuel Restriction Test (page 130).
Is fuel system free of restriction?
Yes: Go to step 10.
No: Repair restriction in low pressure fuel system
(according to Fuel Restriction Test).
HIGH PRESSURE FUEL SYSTEM TESTING
Step Action
Check for fuel return. Perform Fuel Rail Pressure (FRP)
Return Flow Test part 1. Disconnect fuel drain tube
assembly at rear of cylinder head. Connect High
Pressure Return Line Tester ZTSE4887 to cylinder head
10
and route other end to diesel fuel container. Start
engine and monitor fuel return from High Pressure
Return Line Tester ZTSE4887 for 60 seconds at low idle.
Is the fuel volume < 60 ml?
Step Action
Decision
Yes: Go to step 11.
No: Go to step 13.
Decision
Check for a failed fuel pressure relief valve. Perform Fuel
Rail Pressure (FRP) Return Flow Test part 2. Restore all
fuel line connections. Disconnect fuel rail return line at Yes: Go to step 12.
fuel rail. Connect High Pressure Return Line Tester
11 ZTSE4887 to fuel rail return port and route other end to
diesel fuel container. Start engine and monitor fuel
return from High Pressure Return Line Tester ZTSE4887 No: Replace fuel rail.
for 60 seconds at high idle.
Is the line free of return fuel from fuel rail?
Step Action
Check for a failed FPCV. Using EST, perform the High
Pressure Pump Test using ServiceMaxx™Open recorded
signal file and graph out FRP and FRP desired.
12 Does the pressure differential maintain < 1160 psi (80
bar) throughout the test?
(Viewing ServiceMaxx™ SnapShots)
Step Action
13 Check for an internal leak in the high pressure fuel
system. Perform Fuel Rail Pressure (FRP) Leak Isolation
(page 173).
Is engine free of leaking injector?
Decision
Yes: Verify each step was completed correctly and
contact your supervisor.
No: Replace FPCV.
After repairs are complete, retest for SPN 3055 FMI 15.
If SPN 3055 FMI 15 returns replace HP fuel pump and
perform step 14
Decision
Yes: Verify each step was completed correctly and
contact your supervisor.
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IK1201063 SPN 3055 FMI 15 FRP below minimum with maximum command Troubles... Page 4 of 5
No: Replace the last capped injector and all HP lines
removed during this test.
Step Action
Decision
Yes: Release the unit.
Run HP Pump Fuel Return Pressure Test (page 174).
14
Is pressure < 13 psi?
No: Repair restriction in fuel return line between high
pressure fuel pump and fuel tank.
NOTE: After performing all diagnostic steps, if SPN 3055 FMI 15 remains verify each step was completed correctly and
the proper decision was made. Notify supervisor for further action.
EPA 2010 MaxxForce 11 / 13 and N13
Qty Part Description Part Number Step SRT Description
High pressure
1
fuel pump kit
1
High pressure
fuel rail
Fuel Pressure
1 Control Valve
(FPCV)
3007641C93
3006765C91
7092109C91
7
11
High Pressure Fuel
Pump & Drive
Gear, Replace
High pressure fuel
rail, Replace
1
Model
N12‐7454U‐20
WorkStar
Q12‐7454U‐20
TranStar
R12‐7454U‐20
ProStar
S12‐7454U‐20
LoneStar
T12‐7454U‐20
PayStar
N12‐7542U
WorkStar
Q12‐7542U
TranStar
R12‐7452U
ProStar
T12‐7452U
PayStar
7
High Pressure Fuel
Pump & Drive Gear,
Replace
1
1
Fuel Pressure
Control Valve
(FPCV)
Hide Details
7092109C91
11
12
High pressure fuel
rail, Replace
Electronic Engine
Control Sensors /
Valves (MaxxForce
11/13), Replace
Noun
12000‐
Engine
454
3.8
12000‐
Engine
452
All Models
1.5
12‐
Engine
454
SRT link
Model
HRs Group
FA127454O
9900
R127454O
ProStar
T12-7454O
High pressure fuel
3006765C91
rail
HRs Group
3.0
Electronic Engine
Control Sensors /
12
A12‐5034
Valves (MaxxForce
11/13), Replace
EPA 2010 MaxxForce 15
Qty Part Description Part Number Step SRT Description
High pressure fuel
3014489C91
pump kit
SRT link
Noun
3.9
12000
Engine
454
3.8
12000Engine
452
1.5
12000Engine
454
PayStar
FA12-7542O
9900
R127452O
ProStar
T127452O
PayStar
A12-5034
All Models
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IK1201063 SPN 3055 FMI 15 FRP below minimum with maximum command Troubles... Page 5 of 5
Copyright © 2014 Navistar
, Inc.
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TSB/Document ID: IK1201063
Replacement Service Bulletin Number:
MFR Communication Date: 2014-06-17
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
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