Lexus ES: 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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READ NEXT:
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 *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
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CONFIRM PROBLEM SYMPTOMS
NEXT 3. CUSTOMER PROBLEM ANALYSIS (a) Check if the vehicle has be
SEE MORE:
DESCRIPTION The VVT-iE system adjusts the intake valve timing using a motor. Compared to conventional hydraulic VVT systems, the valve timing can be adjusted within a wider range and can be retarded more when starting the engine. As the VVT-iE system can operate at low engine speeds and when the eng
DTC CHECK / CLEAR CHECK DTC (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 / (desired system) / Trouble Codes. Body Electrical > Grille Shutter > Trouble Codes Powertrain > Engine > Tro
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