Allison 1000 & 2000 Gen 4 Fault Codes: P0606 Controller Internal Performance – Not Enabled for Pickups or Med Duty...

Allison 1000 & 2000 Gen 4 Fault Codes: P0614 Torque Control Data Mismatch – ECM/TCM CIRCUIT DESCRIPTION:Shift Energy Management (SEM)...

Allison 1000 & 2000 Gen 4 Fault Codes: P0701 Transmission Control System Performance CIRCUIT DESCRIPTION:The Transmission Control Module (TCM) monitors...

Allison 1000 & 2000 Gen 4 Fault Codes: P0703 Brake Switch Circuit Malfunction – GMT 800 Only CIRCUIT DESCRIPTION:A mechanical...

Allison 1000 & 2000 Gen 4 Fault Codes: P0708 Transmission Range Sensor Circuit High Input CIRCUIT DESCRIPTION:The installation of a...

Allison 1000 & 2000 Gen 4 Fault Codes: P0711 Transmission Fluid Temperature Sensor Circuit Performance CIRCUIT DESCRIPTION:The Transmission Fluid Temperature...