CAUTION / NOTICE / HINT HINT:
PROCEDURE
HINT:
(a) Measure the auxiliary battery voltage with the power switch off. Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step. (b) Check the fuses and relays. (c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
(a) Using the Techstream, check for CAN communication system DTCs. Click here
(a) Refer to Problem Symptoms Table. Click here
(a) Operation Check Click here (b) Terminals of ECU Click here (c) Data List / Active Test Click here (d) Inspection
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Automatic Transaxle System: Pressure Control Solenoid "B" Actuator Stuck Off (P07757F)
DESCRIPTION Based on signals from the transmission revolution sensors (NT and NC), the actual gear is detected. The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunctions of the solenoid valves, transmission valve body assembly and automatic transaxl ...