TM 5-3805-294-23-1
0060
Table 1. DTC 637.07 - Crankshaft and High-Pressure Fuel Pump Position Signals Out of Sync - Continued.
Test or Inspection
Corrective Action
Malfunction
3.
Replace ECU. (Volume 4,
WP 0508)
4.
Reconnect all electrical
connectors.
5.
Turn key switch to ON position;
START ENGINE (TM
5-3805-294-10). (Volume 5,
WP 0794)
6.
Clear and refresh DTCs.
(Volume 3, WP 0362) Note if
DTC 637.07 is an active DTC.
7.
Shut down engine and turn key
1.
If DTC 637.07 is still an active
switch to OFF position (TM
DTC, it is possible that another
5-3805-294-10). (Volume 5,
fault exists or that another
troubleshooting procedure
WP 0794)
applies. If this was the first time
through this procedure, restart
procedure at Malfunction 1.
If DTC 637.07 is not an active
2.
DTC, problem corrected.
END OF WORK PACKAGE
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