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Category: CM870 Electronic Control System Signature and ISX Engines – Troubleshooting and Repair Manual

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 288

Posted on October 27, 2022

SAE J1939 Data Link Multiplexing Remote Accelerator   Printable Version Overview CODE REASON EFFECT Fault Code: 288PID: P029SPN: 19FMI: 19LAMP: RedSRT:  SAE J1939 Multiplexing Remote Throttle Data Error. The OEM vehicle…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 287

Posted on October 27, 2022

SAE J1939 Data Link Multiplexing Accelerator Pedal Sensor   Printable Version Overview CODE REASON EFFECT Fault Code: 287PID: P091SPN: 19FMI: 19LAMP: RedSRT:  SAE J1939 Multiplexing Accelerator Pedal Sensor Error. The OEM…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 286

Posted on October 27, 2022

SAE J1939 Data Link Multiplexing   Printable Version Overview CODE REASON EFFECT Fault Code: 286PID: S231SPN: 639FMI: 13 (J1587),13 (J1939)LAMP: AmberSRT:  The ECM expected information from a multiplexed device but only…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 285

Posted on October 27, 2022

SAE J1939 Data Link Multiplexing   Printable Version Overview CODE REASON EFFECT Fault Code: 285PID: S231SPN: 639FMI: 9 (J1587), 9(J1939)LAMP: AmberSRT:  The ECM expected information from a multiplexed device but did…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 284

Posted on October 27, 2022

Engine Speed Sensor Supply Voltage Circuit   Printable Version Overview CODE REASON EFFECT Fault Code: 284PID: S221SPN: 1043FMI: 4/4LAMP: AmberSRT:  Engine Speed Sensor Supply Voltage Circuit – shorted low. Incorrect voltage…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 265

Posted on October 27, 2022

Engine Fuel Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source   Printable Version Overview CODE REASON EFFECT Fault Code: 265PID: P174SPN: 174FMI: 4/4LAMP: AmberSRT:  Engine Fuel Temperature…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 263

Posted on October 27, 2022

Engine Fuel Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source   Printable Version Overview CODE REASON EFFECT Fault Code: 263PID: P174SPN: 174FMI: 3/3LAMP: AmberSRT:  Engine Fuel Temperature…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 259

Posted on October 27, 2022

Fuel Shutoff Valve   Printable Version Overview CODE REASON EFFECT Fault Code: 259PID: S017SPN: 632FMI: 7/7LAMP: YellowSRT:  The ECM detected that the fuel shutoff valve is stuck open mechanically or leaking.…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 256

Posted on October 27, 2022

Ambient Air Temperature Sensor Circuit   Printable Version Overview CODE REASON EFFECT Fault Code: 256PID: P171SPN: 171FMI: 4/4LAMP: AmberSRT:  Ambient Air Temperature Sensor Circuit – Shorted Low. Low voltage detected at…

CM870 Electronic Control System Signature and ISX Engines - Troubleshooting and Repair Manual

CM870 and ISX Engines – FAULT CODE 255

Posted on October 27, 2022

Engine Fuel Shutoff Valve Drive Circuit – Voltage Above Normal or Shorted to High Source   Printable Version Overview CODE REASON EFFECT Fault Code: 255PID: S017SPN: 632FMI: 3/3LAMP: AmberSRT:  Engine Fuel…

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