NHTSA ID Number: 10128736
Manufacturer Communication Number: 0301-16 SPN 625
TSB/Document Date: 2018-02-12
Summary
0301-16 SPN 625 (CPC) (EPA07) and SPN 625 (CPC) (EPA10 GHG14)
03 01-16
1
03 01-16
SUBJECT
DATE
SPN 625 (CPC) (EPA07) and SPN 625 (CPC) (EPA10;GHG14)
March 2016
Additions, Revisions, or Updates
Publication Number / Title
Platform
DDC-SVC-MAN-0084
DD Platform
Section Title
SPN 625/FMI 2, 4, 13 -EPA07
SPN 625/FMI 2, 4, 8, 14 - EPA10GHG14
Change
Updated diagnostic procedures. Correction to the pin
call outs.
DiagnosticLink ® users: Please update the troubleshooting guides in DiagnosticLink with this newest version. To update
the tool troubleshooting guide, open DiagnosticLink and from the Help – Troubleshooting Guides menu, select the
appropriate troubleshooting manual, then click Update.
All information subject to change without notice.
03 01-16
Copyright © 2016 DETROIT DIESEL CORPORATION
3
2 SPN 625/FMI 2 - EPA07
2
SPN 625/FMI 2 - EPA07
Erratic Data or the Controller Area Network Propriety Data Link has Failed Between the Motor Control Module and the
Common Powertrain Controller
Table 1.
SPN 625/FMI 2
Description
Invalid Data on Engine CAN Link
Monitored Parameter
CAN Communication
Typical Enabling Conditions
Always Enabled
Monitor Sequence
None
Execution Frequency
Always Enabled
Typical Duration
Two Seconds
Dash Lamps
MIL, CEL
Engine Reaction
None
Verification
Engine Idle (One minute)
NOTE: The following diagnostics pertain to faults received from the MCM and /or the CPC.
Check as follows:
1. Have the Motor Control Module (MCM) and/or the Common Powertrain Controller (CPC) recently been changed or
reprogrammed?
a. Yes; verify that the correct MCM calibration and/or the correct CPC parameter list has been installed. If the
correct calibration and correct parameter list have been installed, then Go to step 2.
b. No; Go to step 2.
4
All information subject to change without notice.
Copyright © 2016 DETROIT DIESEL CORPORATION 03 01-16
03 01-16
2. Disconnect the MCM 21–pin connector.
3. Turn the ignition ON (key ON, engine OFF).
NOTE: Poor battery grounds can be a possible cause of low battery voltage.
4. Measure the battery voltage at pin 7 on the MCM 21–pin connector. Is the battery voltage less than 10.5 volts?
a. Yes; restore the battery voltage at pins 7, 11, 12, 14, and 15 on the MCM 21–pin connector.
b. No; Go to step 5.
5. Turn ignition OFF. Leave the MCM 21–pin connector disconnected.
6. Disconnect the CPC #3 connector.
7. Measure the resistance between pins 21 and 19 of the CPC #3 connector. Is the resistance greater than five ohms?
a. Yes; Go to step 8.
b. No; repair the short circuit in the wires between pins 21 and 19 of the CPC #3 connector and pins 13 and 19 of
the MCM 21–pin connector.
8. Measure the resistance between pin 21 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 9.
b. No; repair the short circuit to ground between pin 21 of the CPC #3 connector and ground.
9. Check the resistance between pin 19 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 10.
b. No; repair the short circuit to ground between pin 19 of the CPC #3 connector and ground.
10. Measure the resistance between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector.
b. No; Go to step 11.
11. Measure the resistance between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector.
b. No; replace the CPC. Refer to OEM procedures.
All information subject to change without notice.
03 01-16
Copyright © 2016 DETROIT DIESEL CORPORATION
5
3 SPN 625/FMI 4 - EPA07
3
SPN 625/FMI 4 - EPA07
Erratic Data or the Controller Area Network Propriety Data Link has Failed Between the Motor Control Module and the
Common Powertrain Controller
Table 2.
SPN 625/FMI 4
Description
Erratic Data on Engine CAN Link
Monitored Parameter
CAN Communication
Typical Enabling Conditions
Always Enabled
Monitor Sequence
None
Execution Frequency
Always Enabled
Typical Duration
Two Seconds
Dash Lamps
MIL, CEL
Engine Reaction
Verification
Engine Idle (One minute)
Check as follows:
NOTE: This diagnostic is typically erratic data or the CAN propriety data link has failed between the MCM and the
CPC.
1. Have the Motor Control Module (MCM) and/or the Common Powertrain Controller (CPC) recently been changed or
reprogrammed?
a. Yes; verify that the correct MCM calibration and/or the correct CPC parameter list has been installed. If the
correct calibration and correct parameter list have been installed, then Go to step 2.
b. No; Go to step 2.
6
All information subject to change without notice.
Copyright © 2016 DETROIT DIESEL CORPORATION 03 01-16
03 01-16
2. Disconnect the MCM 21–pin connector.
3. Turn the ignition ON (key ON, engine OFF).
NOTE: Poor battery grounds can be a possible cause of low battery voltage.
4. Measure the battery voltage at pin 7 on the MCM 21–pin connector. Is the battery voltage less than 10.5 volts?
a. Yes; restore the battery voltage at pins 7, 11, 12, 14, and 15 on the MCM 21–pin connector.
b. No; Go to step 5.
5. Turn ignition OFF, leave the MCM 21–pin connector disconnected.
6. Disconnect the CPC #3 connector.
7. Measure the resistance between pins 19 and 21 of the CPC #3 connector. Is the resistance greater than five ohms?
a. Yes; Go to step 8.
b. No; repair the short circuit in the wires between pins 19 and 21 of the CPC #3 connector and pins 13 and 19 of
the MCM 21–pin connector.
8. Measure the resistance between pin 19 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 9.
b. No; repair the short circuit to ground between pin 19 of the CPC #3 connector and ground.
9. Check the resistance between pin 21 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 10.
b. No; repair the short circuit to ground between pin 21 of the CPC #3 connector and ground.
10. Measure the resistance between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector.
b. No; Go to step 11.
11. Measure the resistance between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector.
b. No; replace the CPC. Refer to OEM procedures.
All information subject to change without notice.
03 01-16
Copyright © 2016 DETROIT DIESEL CORPORATION
7
4 SPN 625/FMI 13 - EPA07
4
SPN 625/FMI 13 - EPA07
ECAN ID_1629 Diagnostic Message Not Received this Ignition Cycle
Table 3.
SPN 625/FMI 13
Description
ECAN ID_1629 Message Not Received Or Has Stopped Arriving
Monitored Parameter
CAN Communication
Typical Enabling Conditions
Always Enabled
Monitor Sequence
None
Execution Frequency
Always Enabled
Typical Duration
Two Seconds
Dash Lamps
MIL, CEL
Engine Reaction
None
Check as follows:
1. Are there any battery voltage faults (SPN 168/FMI any) also present?
a. Yes; repair battery voltage faults first.
b. No; Go to step 2.
2. Disconnect the Motor Control Module (MCM) 21-pin connector.
3. Turn the ignition ON (key ON, engine OFF).
4. Measure the voltage between MCM 21-pin connector pins 7, 11, 12, 14, and 15 (ignition/battery voltage) and ground.
Is the voltage less than 11.5 volts?
8
All information subject to change without notice.
Copyright © 2016 DETROIT DIESEL CORPORATION 03 01-16
03 01-16
5.
6.
7.
8.
9.
10.
a. Yes; restore voltage to pins 7, 11, 12, 14, and 15 of the MCM 21-pin connector.
b. No; Go to step 5.
Turn the ignition OFF.
Measure the resistance between pins 5, 6, 8 and 9 of the MCM 21-pin connector and the negative battery post. Is the
resistance greater than five ohms?
a. Yes; restore battery ground to pins 5, 6, 8 and 9 of the MCM 21-pin connector.
b. No; Go to step 7.
Disconnect MCM 120-pin connector and inspect connector for corrosion, oil, fuel, or water intrusion. Is contamination
found?
a. Yes; repair as necessary.
b. No; Go to step 8.
Reconnect MCM 120-pin connector.
Install VIM (Vehicle Interface Module) J-48372.
Is the communication restored to the CPC/MCM?
a. Yes; repair vehicle side power/ground issue.
b. No; replace the MCM. Refer to section "Removal of the Motor Control Module".
All information subject to change without notice.
03 01-16
Copyright © 2016 DETROIT DIESEL CORPORATION
9
5 SPN 625/FMI 2 - EPA10 - GHG14
5
SPN 625/FMI 2 - EPA10 - GHG14
Erratic Data or the Controller Area Network Propriety Data Link has Failed Between the Motor Control Module and the
Common Powertrain Controller
Table 4.
SPN 625/FMI 2
Description
Invalid Data on Engine Controller Area Network (CAN) Link
Monitored Parameter
CAN Communication
Typical Enabling Conditions
Always Enabled
Monitor Sequence
None
Execution Frequency
Always Enabled
Typical Duration
Two Seconds
Dash Lamps
MIL, CEL
Engine Reaction
Verification
Engine Idle (One minute)
NOTE: The following diagnostics pertain to faults received from the MCM and/or the CPC.
Check as follows:
1. Have the Motor Control Module (MCM) and/or the Common Powertrain Controller (CPC) recently been changed or
reprogrammed?
a. Yes; verify that the correct MCM calibration and/or the correct CPC parameter list has been installed. If the
correct calibration and correct parameter list have been installed, then Go to step 2.
b. No; Go to step 2.
10
All information subject to change without notice.
Copyright © 2016 DETROIT DIESEL CORPORATION 03 01-16
03 01-16
2. Disconnect the MCM 21–pin connector.
3. Turn the ignition ON (key ON, engine OFF).
NOTE: Poor battery grounds can be a possible cause of low battery voltage.
4. Measure the battery voltage at pin 7 on the MCM 21–pin connector. Is the voltage less than 10.5 volts?
a. Yes; restore the battery voltage at pins 7, 11, 12, 14, and 15 on the MCM 21–pin connector.
b. No; Go to step 5.
5. Turn ignition OFF. Leave the MCM 21–pin connector disconnected.
6. Disconnect the CPC #3 connector.
7. Measure the resistance between pins 21 and 19 of the CPC #3 connector. Is the resistance greater than five ohms?
a. Yes; Go to step 8.
b. No; repair the short circuit in the wires between pins 21 and 19 of the CPC #3 connector and pins 13 and 19 of
the MCM 21–pin connector.
8. Measure the resistance between pin 21 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 9.
b. No; repair the short circuit to ground between pin 21 of the CPC #3 connector and ground.
9. Check the resistance between pin 19 of the CPC #3 connector and ground. Is the resistance greater than five ohms?
a. Yes; Go to step 10.
b. No; repair the short circuit to ground between pin 19 of the CPC #3 connector and ground.
10. Measure the resistance between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 19 of the CPC #3 connector and pin 19 of the MCM 21–pin connector.
b. No; Go to step 11.
11. Measure the resistance between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector. Is the
resistance greater than five ohms?
a. Yes; repair the open circuit between pin 21 of the CPC #3 connector and pin 13 of the MCM 21–pin connector.
b. No; replace the CPC. Refer to OEM procedures.
All information subject to change without notice.
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TSB/Document ID: 0301-16 SPN 625
Replacement Service Bulletin Number:
MFR Communication Date: 2016-03-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:ELECTRICAL
MFR Component System:
MFR Component Subsystem:
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