Lexus ES: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
| 2. | INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage with the engine switch off.
Standard voltage:
11 to 14 V (Engine switch off)
If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.
|
| 3. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here .gif)
| Result | Proceed to |
|---|---|
| CAN DTCs are not output. | A |
| CAN DTCs are output. | B |
| B | .gif) | GO TO CAN COMMUNICATION SYSTEM |
|
| 4. | CHECK FOR DTCs* |
(a) Check for DTCs.
Body Electrical > Tilt&Telescopic > Trouble Codes| Result | Proceed to |
|---|---|
| DTCs are not output. | A |
| DTCs are output. | B |
| B | | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
| 5. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
| Result | Proceed to |
|---|---|
| Problem symptom does not occur. | A |
| Problem symptom occurs. | B |
| B | | GO TO STEP 7 |
|
| 6. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU.
Click here
(b) Data List / Active Test.
Click here
|
| 7. | REPAIR |
|
| 8. | CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM HINT: The following items can be customized. NOTICE:
When the customer requests a change in a function, first m
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 MULTIPLEX TILT AND TELESCOPIC ECU *a Component with harness connected (Multiplex Tilt and Telescopic ECU) - - (a) Measure the voltage and resistance according to the valu
SEE MORE:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
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
Engine Coolant Temperature Sensor 1 Circuit Short to Ground (P011511)
DESCRIPTION A thermistor, whose resistance value varies according to the engine coolant temperature, is built into the engine coolant temperature sensor. The structure of the sensor and its connection to the ECM are the same as those of the intake air temperature sensor. Refer to DTC P011011. Click
