TM 5-3805-296-23-1
0040
Table 1. 1785 Intake Manifold Pressure Sensor Diagnostic Codes Continued.
040
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Inspect Intake Air
1785-10 Intake Manifold
Pressure Sensor and Connector
Pressure Sensor Abnormal
CM-C7.
Rate of Change Continued
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
2. Disconnect connector CM-C7
(WP 0012, Figure 22) from intake
air pressure sensor connector
(WP 0012, Figure 21).
3. Inspect connector CM-C7
Connector CM-C7 Damaged
(WP 0012, Figure 22) and intake
Replace basic engine wiring harness
air pressure sensor
(WP 0251).
(WP 0012, Figure 21) for
Proceed to Test Step 4.
damage IAW Electrical General
Intake Air Pressure Sensor Damaged
Maintenance Procedures
Replace intake air pressure sensor
(WP 0540).
(WP 0245).
Proceed to Test Step 4.
No problem found - Proceed to Test
Step 3.
Test Step 3. Verify if Code is Still
Active.
1. Connect connector CM-C7
(WP 0012, Figure 22) to intake air
pressure sensor connector
(WP 0012, Figure 21).
2. Turn battery disconnect switch to
ON position and start engine
(TM 5-3805-296-10).
3. At MSD, check for active
1785-10 Intake Manifold Pressure
diagnostic code 1785-10 Intake
Sensor Abnormal Rate of Change
Manifold Pressure Sensor
Remains Active Replace intake air
Abnormal Rate of Change
pressure sensor (WP 0245).
Proceed to Test Step 4.
1785-10 Intake Manifold Pressure
Sensor Abnormal Rate of Change
Becomes Inactive Troubleshooting
complete.
0040-12
