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Error Code 1122 - Intake Manifold Pressure Sensor Circuit Failure - Cont - TM-10-3930-675-20-1_392
Table 2. Error Code 1123 - Intake Manifold Pressure Sensor Circuit Failure Troubleshooting Procedures. - TM-10-3930-675-20-1_394
TM-10-3930-675-20-1 Rough Terrain Container Handler (RTCH): RT 240; 53 000 Lb Capacity; 4x4 Manual
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TM 10-3930-675-20-1
0022 00-7
ENGINE PRESSURE SENSOR TROUBLESHOOTING - CONTINUED
0022 00
Table 1. Error Code 1122 -
Intake Manifold
Pressure Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1122 - Intake Manifold Pressure
Sensor Circuit Failure - Continued
11.Place ignition switch to OFF
position
and
disconnect
sensor
harness
connector
from engine ECU.
a. Measure
resistance
from
pin 39 to pin 40 at sensor
port of ECU.
a. If resistance is less than 100k
ohms,
replace
intake
manifold pressure sensor
(WP 0093 00).
b. If
resistance
is greater than
100k ohms, replace engine
ECU (WP 0078 00).
b. Measure resistance from
pin 39 of ECU sensor port
to
engine block
ground.
If resistance is greater than 100k
ohms, replace engine ECU (WP
0078 00).
39 TO 40
39 TO GND
<100K OHMS
<100K OHMS
USE TEST LEAD KIT P/N 3822917
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