P0843 Allison Transmission Code. P0843 Code Transmission Fluid Pressure Sensor Switch, 40 OFF SERVICE MANUAL WTEC 3 Allison Transmission Allison $ 18.00 The P0843: Transmission Fluid Pressure Sensor/Switch 'A' Circuit High code indicates that the circuit for the transmission fluid pressure sensor/switch 'A' is detecting voltage levels above the specified range
Allison 3000 & 4000 Gen 4 Fault Code P0843 Transmission Pressure from www.ecuforcetruck.com
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 Allison 3000 & 4000 Gen 4 Fault Code: P0843 Transmission Pressure Switch 1 (PS1) Circuit High October 12, 2024
[PDF] 2Mb: Download: Allison Transmission TS2973EN Troubleshooting Manual [PDF] 5.1Mb: TRANSMISSION PRESSURE SWITCH 1, LOW: P0843: TRANSMISSION PRESSURE SWITCH 1, HIGH: P0880: TCM POWER INPUT SIGNAL: P0881: TCM POWER INPUT SIGNAL PERFORMANCE: P0882: TCM POWER INPUT SIGNAL, LOW: P0883: SERVICE MANUAL International Engines VT275 (2004 & Older) INTERNATIONAL ENGINES $ 21.00.
Allison 3000 & 4000 Gen 4 Fault Code P0843 Transmission Pressure. TRANSMISSION PRESSURE SWITCH 1, LOW: P0843: TRANSMISSION PRESSURE SWITCH 1, HIGH: P0880: TCM POWER INPUT SIGNAL: P0881: TCM POWER INPUT SIGNAL PERFORMANCE: P0882: TCM POWER INPUT SIGNAL, LOW: P0883: One is for the single digit readout and the other is for the double.
Allison 3000 & 4000 Gen 4 Fault Code P0843 Transmission Pressure. [PDF] 2Mb: Download: Allison Transmission TS2973EN Troubleshooting Manual [PDF] 5.1Mb: It's logged when the PCM or TCM receives a voltage signal from the TFPS that doesn't match the normal operating voltage