TM 5-3805-294-23-1
0049
Table 1. DTC 627.01- All Injectors Circuits Have High Resistance - Continued.
Test or Inspection
Corrective Action
Malfunction
Measure resistance (Volume
1.
If all measurements were less
17.
High Resistance
than 2 ohms, proceed to
Circuit Between
3, WP 0369) between the
Malfunction 18.
Electronic Fuel
following pins on electronic
Injector Wiring
fuel injector wiring harness
2.
If any measurement was
Harness.
connector C01 (Volume 5,
greater than 2 ohms, replace
WP 0800, Figure 32) and note
electronic fuel injector wiring
readings.
harness. (Volume 3,
WP 0409) Restore machine to
a. C01 Pin 4 and Pin 2.
original condition and perform
b. C01 Pin 4 and Pin 3.
Harness Diagnostic Mode
c. C01 Pin 4 and Pin 1.
d. C01 Pin 9 and Pin 10.
Test. (Volume 3, WP 0345)
e. C01 Pin 9 and Pin 12.
f. C01 Pin 9 and Pin 11.
1.
Reconnect engine wiring
18.
High Resistance
harness connector C01 to
Circuit Between
electronic fuel injector wiring
Engine Wiring
harness connector C01.
Harness Connector
J01 Socket G1 and
(Volume 5, WP 0800, Figure
Socket B1.
32)
2.
Measure resistance (Volume
1.
If less than 2 ohms, proceed to
Malfunction 19.
3, WP 0369) between engine
wiring harness connector J01
2.
If greater than 2 ohms, replace
socket G1 and socket B1.
engine wiring harness.
(Volume 5, WP 0800, Figure
(Volume 4, WP 0510) Restore
46) Note reading.
machine to original condition
and perform Harness
Diagnostic Mode Test.
(Volume 3, WP 0345)
Measure resistance (Volume
1.
If less than 2 ohms, proceed to
19.
High Resistance
Malfunction 20.
Circuit Between
3, WP 0369) between engine
Engine Wiring
wiring harness connector J01
2.
If greater than 2 ohms, replace
Harness Connector
socket G1 and socket D1.
engine wiring harness.
J01 Socket G1 and
(Volume 5, WP 0800, Figure
(Volume 4, WP 0510) Restore
Socket D1.
46) Note reading.
machine to original condition
and perform Harness
Diagnostic Mode Test.
(Volume 3, WP 0345)
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