Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Door / Hatch / Fuel Lid Opener System (for Gasoline Model) / 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 probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Fuel lid opener does not lock/unlock | Trunk and fuel switch assembly (fuel lid opener switch) | |
| Fuel lid lock with motor assembly | | |
| Instrument panel junction block assembly | | |
| Wire harness or connector | - |
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following s
Parts Location
PARTS LOCATION ILLUSTRATION *1 FUEL LID OPENER SWITCH *2 DLC3 *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - FUEL OPN RELAY *4 COMBINATION METER ASSEMBLY *5 ECM *6 NO. 1 E
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ECM Power Source Circuit
DESCRIPTION When the engine switch is turned on (IG), the battery voltage is applied to the IGSW terminal of the ECM. The output signal from the MREL terminal of the ECM causes a current to flow to the coil of the EFI-MAIN NO. 1 relay, closing the contacts and supplying power to terminals +B and +B2
Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR 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 > Wiper > Trouble Codes Body Electrical > Main Body >
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