TM 5-3805-294-23-1
0054
TROUBLESHOOTING PROCEDURE
Table 1. DTC 636.06 - High-Pressure Fuel Pump Position Circuit Has Low Resistance.
Test or Inspection
Corrective Action
Malfunction
1.
Verify key switch is in OFF
1.
Check For DTC
position (TM 5-3805-294-10).
Change With High-
Pressure Fuel
(Volume 5, WP 0794)
Pump Position
Sensor
Disconnected.
2.
Disconnect engine wiring
harness connector X02 from
high-pressure fuel pump
position sensor. (Volume 5,
WP 0800, Figure 83)
3.
Turn key switch to ON position,
but DO NOT START ENGINE
(TM 5-3805-294-10). (Volume
5, WP 0794)
4.
Perform Harness Diagnostic
Mode Test. (Volume 3,
WP 0345) Note if DTC 636.05
is now an active DTC.
5.
Turn key switch to OFF
1.
If DTC 636.05 is now an active
position (TM 5-3805-294-10).
DTC, proceed to Malfunction
16.
(Volume 5, WP 0794)
If DTC 636.05 is not an active
2.
DTC, proceed to Malfunction
2.
Visually inspect engine wiring
1.
If damaged or has loose
2.
Engine Wiring
harness connector X02 for
sockets, repair connector X02
Harness Connector
damage and loose sockets.
X02 Has Damage or
(Volume 4, WP 0511) or
Loose Sockets.
(Volume 5, WP 0800, Figure
replace engine wiring
83)
harness. (Volume 4,
WP 0510) Restore machine to
original condition and perform
Harness Diagnostic Mode
Test. (Volume 3, WP 0345)
2.
If not damaged and does not
have loose sockets, proceed to
Malfunction 3.
0054-2