Lexus ES: Diagnosis System
Lexus ES (XZ10) Service Manual / Power Source & Network / A25a-fxs (battery / Charging) / Charging System / Diagnosis System
DIAGNOSIS SYSTEM
DLC3 (Data Link Connector 3)
(a) Check the DLC3.
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AUXILIARY BATTERY VOLTAGE
Standard Voltage:
| Switch Condition | Specified Condition |
|---|---|
| Power switch on (IG) | 11 to 14 V |
-
If voltage is below 11 V, recharge or replace the auxiliary battery.
NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
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Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTCS (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Hybrid Control / Tro
Terminals Of Ecu
TERMINALS OF ECU *a Hybrid Vehicle Control ECU - - HINT: The standard normal voltage between each pair of hybrid vehicle control ECU terminals is shown in the table below. The appropriate
How To Proceed With Troubleshooting
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CONFIRM PROBLEM SYMPTOMS
NEXT 3. CUSTOMER PROBLEM ANALYSIS (a) Check if the vehicle has be
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Steering Position Sensor (B2414)
DESCRIPTION The headlight ECU sub-assembly LH receives steering angle signals from the steering sensor via CAN communication and performs light control. for LED Type Turn Signal Light DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B2414 Steering Position
Precaution
PRECAUTION PRECAUTIONS FOR INSPECTING HYBRID CONTROL SYSTEM (a) Before the following operations are conducted, take precautions to prevent electric shock by turning the power switch off, wearing insulated gloves, and removing the service plug grip from HV battery.
Inspecting the high-voltage syst
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