Cummins ISB CM550 (1990-94) Fault Code: 387 PID: 91 SPN: FMI: 3 Accelerator Position Sensor Circuit

Circuit Description
The accelerator pedal assembly with accelerator position sensor relays the accelerator
percentage requested by the operator to the electronic control module (ECM). Percent accelerator
is used by the ECM to determine fueling. In order for the accelerator position sensor to function
properly, it is necessary that a good +5-VDC supply voltage is available.

Component Location
The accelerator position sensor is located on the accelerator pedal inside the vehicle cab.

Categories Cumminz, DTC TRUCKS, ISB CM550 (1990-94) Tags 1990, 94, CM550, Cummins, FaultCode387, FMI3, ISB, PID91, SPN

Eaton Service Ranger 4.9 Engineering 4.9 [05.2021] Engineering Level ( 1 PC )
Eaton $67.00
Rated 0 out of 5
Allison DOC Premium 2023
Allison $96.00
Rated 0 out of 5
DOWNLOAD Paccar ESA Electronic Service Analyst 5.5.0 Diagnostic Software 2023
PACCAR $96.00
Rated 0 out of 5
JOHN DEERE SERVICE ADVISOR 5.3.225 DATABASE AG + CF ENGLISH 2023
John Deere $250.00
Rated 0 out of 5
DOWNLOAD VOLVO MATRIS 2.3.3
Trucks software $60.00
Rated 0 out of 5

SERVICE MANUAL Fuso FK & FM Series 1992-1995
FUSO $24.00
Rated 0 out of 5
MANUAL SERVICE DEUTZ AGROTRAC 110-130-150
DEUTZ $20.00
Rated 0 out of 5
SERVICE MANUAL International Engines DT466E & DT530E (1999 & Older)
INTERNATIONAL ENGINES $31.00
Rated 0 out of 5
SERVICE MANUAL Fuso FH Series 1992-1995
FUSO $27.00
Rated 0 out of 5
SERVICE MANUAL Eaton Fuller® HD FR/FRO TransmissionsTRSM2400April 2013
TRUCK MANUALS
Rated 0 out of 5
SERVICE MANUAL MACK MP7 2007
MACK $30.00
Rated 0 out of 5
SERVICE MANUAL Fuso FE & FG Series 2005-2007
FUSO $34.00
Rated 0 out of 5
SERVICE MANUAL EATON Gen 2 – Automated Transmissions
EATON $28.00
Rated 0 out of 5
SERVICE MANUAL Carrie Genesis R70 Genesis R90 Genesis TR1000 Multi -Temp
CARRIE $25.00
Rated 0 out of 5
SERVICE MANUAL EPA04 Series 60 Turbocharger Actuator Replacement
DETROIT $28.00
Rated 0 out of 5