TM 5-3805-298-23-1
0102
Table 1. 674 Transmission Intermediate Speed Sensor 1 Diagnostic Codes - Continued.
0102
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2. Disconnect connector P-C14
674-2 Intermediate Speed
(WP 0012, Figure 84) from
Sensor 1 Data Is Erratic,
Intermediate A speed sensor.
Intermittent, or Incorrect -
Continued
3. Using digital multimeter
Continuity - Replace Intermediate A
(WP 0174), test for continuity
speed sensor (WP 0250).
between Intermediate A speed
Proceed to Test Step 7.
sensor connector (WP 0012,
No Continuity - Proceed to step 4.
Figure 108) terminal 1 and case 3.
4. Using digital multimeter
Continuity - Replace Intermediate A
(WP 0174), test for continuity
speed sensor (WP 0250).
between Intermediate A speed
Proceed to Test Step 7.
sensor connector (WP 0012,
No Continuity - Proceed to step 6.
Figure 108) terminal 2 and case 3.
5. Using digital multimeter
Resistance 1,000 Ohms to 1,200
(WP 0174), measure resistance
Ohms - Proceed to Test Step 3.
between Intermediate A speed
Resistance Less Than 1,000 Ohms or
sensor connector (WP 0012,
Greater Than 1,200 Ohms - Replace
Figure 108) terminal 1 and
Intermediate A speed sensor
terminal 2.
(WP 0250).
Proceed to Test Step 7.
Test Step 3. Test for Open Wiring
Harness to Intermediate A Speed
Sensor.
1. Install a jumper wire between
terminal 1 and terminal 2 of
connector P-C14 (WP 0012,
Figure 84).
2. Remove left lower cab access
panels (WP 0347).
3. Remove transmission ECM cover
(WP 0266).
4. Disconnect connector C-C12
(WP 0012, Figure 26) from
Transmission ECM J1.
5. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Proceed to Test Step 5.
between connector C-C12
Resistance Greater Than 5.0 Ohms -
(WP 0012, Figure 26) terminal 6
Proceed to Test Step 4.
and terminal 7.
Test Step 4. Test for Open
Transmission Wiring Harness to
Intermediate A Speed Sensor.
1. Remove right lower cab access
panels (WP 0347).
0102-3