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AUTOMATIC TRANSMISSION (AW30-40LE) 7A-57 DTC P0727 (FLASHING CODE 13) ENGINE REVOLUTION SIGNAL FAILURE (NE) Step Action Value(s) Yes No 1 1. Clear the TCM memory. "ON". Is DTC P0727 displayed by self-diagnosis? Go to Step 2 DTC P0727 was temporarily stored into TCM memory. Refer to "Diagnostic aids". 2 1. With the engine "OFF", turn the ignition "ON". 2. Connect a voltmeter to the TCM 28 pin connector terminal (15) and TCM 20 pin Is the voltage within the specified value? 9-16V Go to Step 3 Go to Step 4 3 1. With the ignition "ON" and the engine "ON". pin connector terminal (15) and TCM 20 pin Does the voltage vary in the specified value at Less than 1.4-9∼16 V (AC intermittently) Go to Step 5 Go to Step 6 4 Check the wiring harness between the TCM and Go to Step 7 5 Check the TCM connection. If OK, replace the Go to Step 7 6 Check the wiring harness between the TCM and Go to Step 7 7 1. After the repair is complete, use the scan tool to select "DTC", then "Clear Info" function. 2. Make a road running, test for the vehicle. Has the last test failed or is the current DTC Begin the again. Go to Step 1 System OK
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