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DTC P0725 ENGINE SPEED SIGNAL AT-121 D E F G H I J K L M A B AT DTC P0725 ENGINE SPEED SIGNAL PFP:24825 Description ACS001AU The engine speed signal is sent from the ECM to the TCM. CONSULT-II Reference Value ACS004P2 On Board Diagnosis Logic ACS001AV ● This is not an OBD-II self-diagnostic item. ● Diagnostic trouble code “ENGINE SPEED SIG” with CONSULT-II or 16th judgement flicker without CON- Possible Cause ACS001AW Harness or connectors DTC Confirmation Procedure ACS001AX CAUTION: Always drive vehicle at a safe speed. NOTE: WITH CONSULT-II 1. Turn ignition switch ON and select “DATA MONITOR” mode for 2. Start engine and maintain the following conditions for at least 10 3. AT-122, "Diagnostic Procedure" Item name Condition Display value ENGINE SPEED Engine running Closely matches the tachometer reading. SAT014K |