TM 5-3805-298-23-1
0093
Table 1. 473 Brake Charging Oil Pressure Sensor Diagnostic Codes - Continued.
093
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Test for Open Lower
473-3 Brake Charging Oil
Cab Wiring Harness.
Pressure Sensor Voltage Is
Above Normal or Shorted
1. Turn ignition switch and battery
High - Continued
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Disconnect connector EN-C7
(WP 0012, Figure 60) from brake
charging oil pressure sensor.
3. Install a jumper wire between
terminal C and terminal B of
connector EN-C7 (WP 0012,
Figure 60).
4. Remove left lower cab access
panels (WP 0347).
5. Remove transmission ECM cover
(WP 0266).
6. Disconnect connector C-C12
(WP 0012, Figure 26) from
Transmission ECM J1.
7. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Proceed to Test Step 4.
between connector C-C12
Resistance Greater Than 5.0 Ohms -
(WP 0012, Figure 26) terminal 36
Proceed to Test Step 3.
and terminal 21.
Test Step 3. Test for Open Engine
Wiring Harness.
1. Remove right lower cab access
panels (WP 0347).
2. Disconnect connector EN-C2
(WP 0012, Figure 12) from
connector C-C18 (WP 0012,
Figure 13).
3. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Replace lower cab wiring harness
between connector EN-C2
(WP 0291).
(WP 0012, Figure 12) terminal 4
Proceed to Test Step 6.
and terminal 11.
Resistance Greater Than 5.0 Ohms -
Replace engine wiring harness
(WP 0299).
Proceed to Test Step 6.
0093-3
