Cummins ISB CM550 (1990-94) Fault Code: 153 PID: 105 SPN: 105 FMI: 4 Intake Manifold Air Temperature Sensor Circuit
Circuit Description
The intake manifold air temperature sensor is used by the ECM to monitor the engine intake
air temperature. The intake manifold air temperature signal is used by the ECM for engine
protection system, cold start aid, timing, and fueling control.
Component Location
The intake manifold air temperature sensor is located on the side of the intake manifold at the rear of the head.
Shop Talk
If the sensor is functioning properly, compare the reading to the following table.
![download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software](https://i0.wp.com/www.ecuforcetruck.com/wp-content/uploads/2023/05/MPDR-3.7.00.png?resize=300%2C300&ssl=1)
![download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software](https://www.ecuforcetruck.com/wp-content/uploads/2023/05/MPDR.png)
Related products
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1300 J1850 (Class 2) Serial Data Communication Link Low
1000 & 2000 Gen 4 $50.00 -
Allison 1000 & 2000 Gen 4 Fault Codes: P2771 Four-Wheel Drive Switch Circuit
1000 & 2000 Gen 4 $50.00 -
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P0870 Transmission Pressure Switch Solenoid E Circuit
1000 & 2000 Gen 4 $50.00 -
Allison 1000 & 2000 Gen 4 Fault Codes: U1301 J1850 (Class 2) Serial Data Communication Link Low
1000 & 2000 Gen 4 $50.00 -
-
-
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1096 J1850 (Class 2) IPC Controller State of Health Failure
1000 & 2000 Gen 4 $50.00 -
-
Allison 1000 & 2000 Gen 4 Fault Codes: U0032 J1850 (Class 2) Serial Data Communication Link High
1000 & 2000 Gen 4 $50.00
