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 |
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Battery terminal is disconnected/reconnected | Perform steering sensor zero point calibration | Lane Control System |
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Pre-collision System | |||
Parking Support Brake System*1 | |||
Lighting System | |||
Memorize steering angle neutral point | Parking Assist Monitor System |
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Panoramic View Monitor System |
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Initialize power trunk lid system | Power Trunk Lid System |
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Replacement of ECM | Vehicle Identification Number (VIN) registration | MIL comes on |
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ECU communication ID registration (Immobiliser system) | Engine start function |
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| Inspection after repair |
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Replacement of automatic transaxle assembly |
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| for Initialization:
for Registration:
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Replacement of ECM (If transaxle compensation code read from ECM) |
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Replacement of ECM (If transaxle compensation code not read from ECM) |
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Replacement of ECM | Code registration (Smart access system with push-button start (for Start Function, Gasoline Model) |
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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 |
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Suspension, tires, etc. (The vehicle height changes because of suspension or tire replacement) | Rear television camera assembly optical axis adjustment (Back camera position setting) | Parking assist monitor system | for Initialization:
for Calibration:
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Perform headlight ECU sub-assembly LH initialization | Lighting system |
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Front wheel alignment adjustment |
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| Front television camera view adjustment | Panoramic View Monitor System | for Initialization
for Calibration
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Replacement of front bumper assembly |
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NOTICE:
PROCEDURE
1. REMOVE CYLINDER BLOCK WATER JACKET SPACER
(a) Remove the cylinder block water jacket spacer and cylinder block water jacket spacer LH from the cylinder block sub-assembly. | |
2. REMOVE PISTON SUB-ASSEMBLY WITH CONNECTING ROD
(a) Check that the matchmarks on the connecting rod sub-assembly and connecting rod cap are aligned.
HINT:
The matchmarks on the connecting rod sub-assembly and connecting rod cap are guides for correct reassembly.
(b) Remove the 2 connecting rod bolts.
Front of Engine |
(c) Using the 2 removed connecting rod bolts, remove the connecting rod cap and lower connecting rod bearing by wiggling the connecting rod cap right and left. HINT: Keep the lower connecting rod bearing installed to the connecting rod cap. | |
(d) Using a ridge reamer, remove all of the carbon from the top of the cylinder. |
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(e) Push the piston, connecting rod sub-assembly and upper connecting rod bearing through the top of the cylinder block sub-assembly.
HINT:
3. REMOVE CONNECTING ROD BEARING
(a) Remove the connecting rod bearings from the connecting rod sub-assembly and connecting rod cap.
HINT:
Arrange the removed parts in such a way that they can be reinstalled to their original locations.
4. REMOVE PISTON RING SET
(a) Using a piston ring expander, remove the No. 1 compression ring and No. 2 compression ring. |
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(b) Remove the oil ring expander and 2 side rails by hand.
HINT:
Arrange the removed parts in such a way that they can be reinstalled to their original locations.
5. REMOVE PISTON
(a) Check the fitting condition between the piston and piston pin. (1) Try to move the piston back and forth on the piston pin. HINT: If abnormal movement is felt, replace the piston and piston pin as a set. | |
(b) Remove the connecting rod sub-assembly from the piston.
(1) Using a screwdriver, pry out the piston pin hole snap ring (front side).
NOTICE:
(2) Gradually heat the piston to approximately 80°C (176°F). CAUTION: Be sure to wear protective gloves. | |
(3) Using a brass bar and a hammer, lightly tap out the piston pin and remove the connecting rod sub-assembly. HINT:
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(c) Using a gasket scraper, remove any carbon from the piston top. NOTICE: Be careful not to scratch the piston. | |
(d) Using a groove cleaning tool or a broken ring, clean the piston ring grooves. | |
(e) Using solvent and a brush, thoroughly clean the piston. NOTICE: Do not use a wire brush. | |
6. REMOVE CRANKSHAFT
(a) Uniformly loosen and remove the 8 crankshaft bearing cap set bolts and 8 seal washers in several steps in the order shown in the illustration. | |
(b) Uniformly loosen the 16 crankshaft bearing cap set bolts in several steps in the order shown in the illustration. | |
(c) Using a screwdriver with its tip wrapped with protective tape, pry out the crankshaft bearing caps. Remove the 4 crankshaft bearing caps and 4 lower crankshaft bearings as a set. NOTICE:
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(d) Remove the crankshaft.
7. REMOVE CRANKSHAFT BEARING
(a) Remove the upper crankshaft bearings and lower crankshaft bearings.
HINT:
Arrange the removed parts in such a way that they can be reinstalled to their original locations.
8. REMOVE CRANKSHAFT THRUST WASHER SET
(a) Remove the crankshaft thrust washer set from the cylinder block sub-assembly. | |
9. REMOVE NO. 1 OIL NOZZLE SUB-ASSEMBLY
(a) Using a 5 mm hexagon socket wrench, remove the 3 bolts and 3 No. 1 oil nozzle sub-assemblies. | |
(b) Check the 3 No. 1 oil nozzle sub-assemblies for damage or clogging.
HINT:
If there is damage or clogs, replace the No. 1 oil nozzle sub-assembly.