Lexus ES: Basic Inspection
CAUTION / NOTICE / HINT
When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following procedure, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when troubleshooting the engine.
PROCEDURE
| 1. | CHECK AUXILIARY BATTERY VOLTAGE |
NOTICE:
Carry out this check with the engine stopped and the power switch off.
| Result | Proceed to |
|---|---|
| 11 V or higher | OK |
| Below 11 V | NG |
| NG | .gif) | CHARGE OR REPLACE AUXILIARY BATTERY |
|
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| 2. | CHECK WHETHER ENGINE CRANKS |
| NG | | PROCEED TO PROBLEM SYMPTOMS TABLE |
|
| 3. | CHECK WHETHER ENGINE STARTS |
| NG | | GO TO STEP 6 |
|
| 4. | CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY |
(a) Visually check that the air cleaner filter element sub-assembly is not excessively contaminated with dirt or oil.
| NG | | REPLACE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY |
|
| 5. | CHECK IDLE SPEED |
(a) Check the engine idle speed.
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| NG | | PROCEED TO PAGE AND CONTINUE TO TROUBLESHOOT |
|
| 6. | CHECK FUEL PRESSURE |
(a) Check the fuel pressure.
Click here
| NG | | PROCEED TO PAGE AND CONTINUE TO TROUBLESHOOT |
|
| 7. | CHECK FOR SPARK |
(a) Perform a spark test.
Click here
| OK | | PROCEED TO PROBLEM SYMPTOMS TABLE |
| NG | | PROCEED TO PAGE AND CONTINUE TO TROUBLESHOOT |
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