TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 2. Machine Control System - Continued.
TEST OR INSPECTION
CID FMI CODE
2. Check harness return circuit.
0600 03 -
(a) Hydraulic oil temperature sensor
to Test 3.
(b) Turn battery disconnect switch (if
there is an open circuit between ground
equipped) and engine start switch to
contact and frame ground. Replace
wiring harness in question (WP 0169
(c) Disconnect J1 and J2 wiring harness
00 thru WP 0175 00).
connectors from ECM.
(d) Measure return circuit resistance
between contact 2 (wire 202 BK) of
hydraulic oil temperature sensor wiring
harness and contact J1-23 of ECM
1. If each resistance measurement is
3. Check for a shorted harness.
greater than 5,000 Ohms, replace
(a) Hydraulic oil temperature sensor and
machine ECM (WP 0052 00).
ECM remain disconnected from wiring
2. If one or more resistance
measurements is not correct, there is a
(b) Battery disconnect switch and engine
short in wiring harness between signal
start switch remain in OFF position
contact J1-30 (wire 442 GY) and circuit
with low resistance measurement.
(c) At hydraulic oil temperature sensor
Replace wiring harness in question
wiring harness connector, measure
(WP 0169 00 thru WP 0175 00).
resistance between signal contact 1
(wire 442 GY) and all contacts used in
ECM wiring harness connector.