Lexus ES: Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL VACUUM WARNING SWITCH ASSEMBLY
(a) Install a new check valve grommet to the brake booster assembly.
(b) Install the vacuum warning switch assembly to the brake booster assembly as shown in the illustration.
| *a | 30° +/- 20° |
 | Up |
2. INSTALL BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Install a new check valve grommet to the brake booster assembly.
(b) Install the brake vacuum check valve assembly to the brake booster assembly.
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Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during brak
Components
COMPONENTS ILLUSTRATION *1 FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping"
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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
Installation
INSTALLATION PROCEDURE 1. INSTALL RADIO SETTING CONDENSER (a) Engage the claw to install a new terminal cover to the wire harness. NOTICE:
Make sure to hold the crimped side of the terminal when installing the wire harness to the terminal cover.
Make sure not to bend the exposed wire when
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