Allison

Allison 1000 & 2000 Gen 5 Fault Code:P0842 Tran...

CIRCUIT DESCRIPTION:The Pressure Switch Manifold (PSM) is a multiple-switch assembly made up of three Normally Open (N/O) and one Normally Closed (N/C) pressure switches. PS1 monitors SV1 positioning and relays...

Allison 1000 & 2000 Gen 5 Fault Code:P0837 Four...

CIRCUIT DESCRIPTION:The 4WD low signal circuit notifies the TCM that the vehicle is in 4WD low range. When this function is enabled, the TCM adjusts specific shift calibration values to...

Allison 1000 & 2000 Gen 5 Fault Code:P0777 Pres...

CIRCUIT DESCRIPTION:Pressure Control Solenoid 2 (PCS2) controls oncoming, off-going, and holding pressure to any one of the five clutches. This solenoid is referred to as a Pressure Proportional to Current...

Allison 1000 & 2000 Gen 5 Fault Code:P0776 Pres...

CIRCUIT DESCRIPTION:Pressure Control Solenoid 2 (PCS2) controls oncoming, off-going, and holding pressure to any one of the five clutches. This solenoid is referred to as a Pressure Proportional to Current...

Allison 1000 & 2000 Gen 5 Fault Code:P0762 Shif...

CIRCUIT DESCRIPTION:The Pressure Switch Manifold (PSM) is a multiple-switch assembly made up of three Normally Open (N/O) and one Normally Closed (N/C) pressure switches. The Pressure Switch 3 (PS3) monitors...

Allison 1000 & 2000 Gen 5 Fault Code:P0761 Shif...

CIRCUIT DESCRIPTION:The Pressure Switch Manifold (PSM) is a multiple-switch assembly made up of three Normally Open (N/O) and one Normally Closed (N/C) pressure switches. The Pressure Switch 3 (PS3) monitors...