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DTC P1843 ATF PRESSURE SWITCH 3 AT-167 D E F G H I J K L M A B AT 2006 Pathfinder DTC P1843 ATF PRESSURE SWITCH 3 PFP:25240 Description ECS00EK8 Fail-safe function to detect input clutch solenoid valve condition. CONSULT-II Reference Value ECS00EK9 On Board Diagnosis Logic ECS00EKA ● This is not an OBD-II self-diagnostic item. ● Diagnostic trouble code “P1843 ATF PRES SW 3/CIRC” with CONSULT-II is detected when TCM detects Possible Cause ECS00EKB ● ATF pressure switch 3 ● Harness or connectors DTC Confirmation Procedure ECS00EKC CAUTION: Always drive vehicle at a safe speed. WITH CONSULT-II 1. Start engine. 2. Accelerate vehicle to maintain the following conditions. Þ 4th Gear (I/C ON/OFF) Driving location: Driving the vehicle uphill (increased 3. Perform step “2” again. 4. Turn ignition switch “OFF”, then perform step “1” to “3” again. 5. Check “SELF-DIAG RESULTS” mode for “A/T” with CONSULT- AT-168, "Diagnostic Procedure" . If DTC (P1752) is detected, go to AT-146, "Diagnostic Procedure" . Item name Condition Display value ATF PRES SW 3 Input clutch engaged. Refer to
. ON Input clutch disengaged. Refer to
. OFF BCIA0030E |