Lexus ES: Operation Check
OPERATION CHECK
VEHICLE PROXIMITY NOTIFICATION SYSTEM OPERATION CHECK
(a) System operation check (vehicle stopped)
(1) Apply the parking brake.
(2) Turn the power switch on (IG).
(3) With the brake pedal depressed, confirm that the vehicle proximity notification system does not operate (produce a sound) when the shift lever is moved from P to N.
(4) When the brake pedal is released, confirm that the vehicle proximity notification system operates for approximately 3 seconds (produces a sound).
(b) System operation check (vehicle being driven)
(1) Turn the power switch on (READY).
(2) Operate the EV drive mode switch (No. 2 combination switch assembly) and drive the vehicle using EV drive mode.
(3) When the shift lever is moved from P to D, confirm that the vehicle proximity notification system operates (produces a sound) when the vehicle is driven at speeds of 25 km/h (16 mph) or less using EV drive mode.
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of
Terminals Of Ecu
TERMINALS OF ECU CHECK VEHICLE APPROACHING SPEAKER CONTROLLER (a) Disconnect the G42 vehicle approaching speaker controller connector. (b) Measure the voltage and resistance according to the value(s)
Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Vehicle Proximity No
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Back Camera Response Malfunction (C2A6A)
DESCRIPTION During self diagnosis of the parking assist ECU, the parking assist ECU sends display mode ID signals to the rear television camera assembly. This DTC is stored when the output of the rear television camera assembly does not match the expected output. DTC No. Detection Item DTC De
PBD/PTL Closer Switch (B2251)
DESCRIPTION DTC B2251 is output if there is a malfunction in the half latch switch circuit of the luggage door closer assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B2251 PBD/PTL Closer Switch When luggage door is opening or closing, malfunction occurs in half
