TM 5-3805-294-23-1
0053
Table 1. DTC 636.05 - High-Pressure Fuel Pump Position Circuit Has High Resistance - Continued.
Test or Inspection
Corrective Action
Malfunction
1.
Turn key switch to ON position,
10.
Short Circuit
but DO NOT START ENGINE
Between Engine
(TM 5-3805-294-10). (Volume
Wiring Harness
Connector J03
5, WP 0794)
Socket G4 and
Ground.
2.
Measure voltage (Volume 3,
WP 0369) between engine
wiring harness connector J03
socket G4 (Volume 5,
WP 0800, Figure 48) and
known good ground. Note
reading.
3.
Turn key switch to OFF
1.
If less than 0.5 volts, proceed
position (TM 5-3805-294-10).
to Malfunction 11.
(Volume 5, WP 0794)
2.
If greater than 0.5 volts,
replace engine wiring
harness. (Volume 4,
WP 0510) Restore machine to
original condition and perform
Harness Diagnostic Mode
Test. (Volume 3, WP 0345)
1.
Install high-pressure fuel pump
11.
Intermittent Open
position sensor. (Volume 3,
Circuit.
WP 0435)
2.
Reconnect all electrical
connectors.
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 an active DTC.
0053-5