Toyota Camry owners & service manuals

Toyota Camry (XV70): Disassembly

DISASSEMBLY

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during engine unit removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*1: When the ECM is replaced with a new one, reset memory is unnecessary.

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Tracing Assist System

Pre-collision System

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic view monitor system

Replacement of ECM

Vehicle Identification Number (VIN) registration

MIL comes on

ECU communication ID registration (Immobiliser system)

Engine start function

  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly
  • Replacement of cylinder head sub-assembly
  • Replacement of camshaft (for intake or exhaust camshaft)
  • Replacement of camshaft timing gear assembly
  • Replacement of camshaft timing exhaust gear assembly
  • Replacement of fuel injector assembly (for port injection)
  • Replacement of fuel injector assembly (for direct injection)
  • Replacement of fuel pump assembly (for high pressure side)
  • Replacement of engine coolant temperature sensor
  • Replacement of spark plug
  • Replacement of ignition coil assembly
  • Air leaks from intake system
  • Gas leak from exhaust system is repaired
  • Replacement of knock control sensor

Inspection After Repair

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

Replacement of automatic transaxle assembly

  1. Reset memory
  2. Input transaxle compensation code into ECM
  3. Perform road test to allow ECM to learn
  • Large shift shock
  • Deterioration of fuel efficiency

for Initialization

for Registration

Replacement of ECM

(If possible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*1
  2. Transfer transaxle compensation code
  3. Perform road test to allow ECM to learn

Replacement of ECM

(If impossible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*1
  2. Reset transaxle compensation code
  3. Perform road test to allow ECM to learn

Replacement of ECM

Code registration

  • Wireless door lock control system
  • Smart key system (for Entry Function)
  • Smart key system (for Start Function)

Replacement of automatic transaxle fluid

ATF thermal degradation estimate reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly.

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

Rear television camera assembly optical axis (Back camera position setting)

Parking assist monitor system

for Initialization

for Calibration

Replacement of front bumper assembly

Front television camera view adjustment

Panoramic view monitor system

for Initialization

for Calibration

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

  • Television camera controller initialization
  • Adjust steering angle
  • Rear television camera assembly optical axis (Back camera position setting)

Front wheel alignment adjustment

  • Perform "Reset Memory"
  • Perform acceleration sensor zero point calibration and system information memorization
  • VSC disabled or malfunctioning
  • DTCs are output
  • Slip indicator light illuminated
  • ABS warning light illuminated

PROCEDURE

1. REMOVE INTAKE VALVE

(a) Using SST and wooden blocks, compress the inner compression spring and remove the 6 valve spring retainer locks from the valve spring retainer.

SST: 09202-70020

09202-01010

09202-01020

SST: 09202-00021

HINT:

Arrange the removed parts in such a way that they can be reinstalled to their original locations.

*a

Wooden Block

(b) Remove the 6 valve spring retainers, 6 inner compression springs and 6 intake valves from the cylinder head LH.

HINT:

Arrange the removed parts in such a way that they can be reinstalled to their original locations.

2. REMOVE EXHAUST VALVE

(a) Using SST and wooden blocks, compress the inner compression spring and remove the 6 valve spring retainer locks from the valve spring retainer.

SST: 09202-70020

09202-01010

09202-01020

SST: 09202-00021

HINT:

Arrange the removed parts in such a way that they can be reinstalled to their original locations.

*a

Wooden Block

(b) Remove the 6 valve spring retainers, 6 inner compression springs and 6 exhaust valves from the cylinder head LH.

HINT:

Arrange the removed parts in such a way that they can be reinstalled to their original locations.

3. REMOVE INTAKE VALVE STEM OIL SEAL

(a) Using needle-nose pliers, remove the 6 intake valve stem oil seals from the intake valve guide bush.

4. REMOVE EXHAUST VALVE STEM OIL SEAL

HINT:

Use the same procedure as for the intake side.

5. REMOVE VALVE SPRING SEAT

(a) Using compressed air and a Magnet Hand, remove the 12 valve spring seats by blowing air onto them from the cylinder head LH.

HINT:

Arrange the removed parts in such a way that they can be reinstalled to their original locations.

6. REMOVE NO. 1 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a No. 1 straight screw plug or a plug is corroded, replace it.

(a) Using a 10 mm hexagon socket wrench, remove the 2 No. 1 straight screw plugs and 2 water hole gaskets from the cylinder head LH.

7. REMOVE NO. 2 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a No. 2 straight screw plug or a plug is corroded, replace it.

(a) Using a 14 mm hexagon wrench, remove the No. 2 straight screw plug and cylinder head screw plug gasket from the cylinder head LH.

8. REMOVE NO. 3 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a No. 3 straight screw plug or a plug is corroded, replace it.

(a) Using a 10 mm hexagon socket wrench, remove the 4 No. 3 straight screw plugs and 4 cylinder head screw plug gaskets from the cylinder head LH.

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