Lexus ES manuals

Lexus ES: 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 ignition coil assembly or spark plug removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

  • Replacement of ignition coil assembly
  • Replacement of spark plug

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

PROCEDURE

1. REMOVE V-BANK COVER SUB-ASSEMBLY

Click here

2. REMOVE IGNITION COIL ASSEMBLY

(a) Disconnect the 3 ignition coil assembly connectors.

(b) Remove the 3 bolts and 3 ignition coil assemblies from the cylinder head cover sub-assembly LH.

NOTICE:

If an ignition coil assembly has been struck or dropped, replace it.

HINT:

Arrange the removed parts in the correct order.

(c) Disengage the 4 clamps to separate the vacuum hose from the intake air surge tank assembly.

(d) Disengage the 2 wire harness clamps.

(e) Disconnect the 3 ignition coil assembly connectors.

(f) Remove the 3 bolts and 3 ignition coil assemblies from the cylinder head cover sub-assembly.

NOTICE:

If an ignition coil assembly has been struck or dropped, replace it.

HINT:

Arrange the removed parts in the correct order.

3. REMOVE SPARK PLUG

Click here

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL SPARK PLUG Click here 2. INSTALL IGNITION COIL ASSEMBLY HINT: Perform "Inspection After Repair" after replacing an ignition coil assembly. Click here (a) Install

 Ignition System

 Parts Location

PARTS LOCATION ILLUSTRATION *1 ECM *2 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - INJ FUSE *3 IGNITION COIL ASSEMBLY *4 SPARK PLUG

SEE MORE:

 Pattern Select Switch Eco Mode Circuit

DESCRIPTION When selecting Eco drive mode, the drive mode select switch (combination switch assembly) (Eco drive mode) operation signal is sent to the air conditioning amplifier assembly. Following this, Eco drive mode control is activated for the heater and air conditioning system and the hybrid ve

 Terminals Of Ecu

TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY (a) Measure the voltage and resistance of the connector. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G131-6 (CANH) - G131-5 (CANL) G - W HIGH-level CAN bus wire - LOW-level CAN bus wire Cable disc

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