Removal and Installation Camshaft Toyota Camry 2012-2017
Illustration:
Removal:
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected. Refer to INITIALIZATION .
- REMOVE FRONT WHEEL RH
- REMOVE FRONT WHEEL OPENING EXTENSION PAD RH
- REMOVE ENGINE UNDER COVER RH
- REMOVE FRONT FENDER APRON SEAL RH
- REMOVE COOL AIR INTAKE DUCT SEAL .
- REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
- REMOVE INLET AIR CLEANER ASSEMBLY
- REMOVE AIR CLEANER CAP SUB-ASSEMBLY .
- REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY
- REMOVE AIR CLEANER CASE SUB-ASSEMBLY
- REMOVE NO. 2 ENGINE MOUNTING STAY RH
- REMOVE ENGINE MOVING CONTROL ROD
Disconnect engine wire
– Disconnect the connectors and clamps
– Remove the bolts and nuts and disconnect the engine wire from the engine.
Removal cylinder head cover
Set No. 1 cylinder to TDC/compression
– Turn the crankshaft pulley until its timing notch (groove) and the timing mark “0” of the timing chain cover are aligned
Check that each timing mark of the camshaft timing gear assembly and camshaft timing exhaust gear assembly are aligned with each timing mark located as shown in the illustration. If not, turn the crankshaft 1 revolution (360°) to align the timing marks as shown in the illustration.
Place paint marks on the chain in alignment with the timing marks on the camshaft timing gear assembly and camshaft timing exhaust gear assembly.
REMOVE TIMING CHAIN COVER PLATE
Remove the 4 bolts, timing chain cover plate and gasket
REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
Turn the crankshaft approximately 10° clockwise.
Turn the crankshaft approximately 10° counterclockwise.
Align the holes of the stopper plate and tensioner, and insert a pin into the stopper plate hole to lock the tensioner
Turn the crankshaft approximately 10° clockwise
Remove the 2 bolts, chain tensioner and gasket
Turn the crankshaft approximately 10° counterclockwise
REMOVE CAMSHAFT TIMING GEAR ASSEMBLY
Hold the hexagonal portion of the camshaft with a wrench and remove the bolt from the camshaft
Separate the camshaft timing gear assembly from the camshaft
Remove the timing chain from the camshaft timing gear assembly, and turn the camshaft timing gear assembly approximately 180°.
Remove the camshaft timing gear assembly
REMOVE CAMSHAFT BEARING CAP
Using several steps, remove the 11 bearing cap bolts in the sequence shown in the illustration.
Using several steps, remove the 10 bearing cap bolts in the sequence shown in the illustration
Remove the 5 bearing caps
REMOVE CAMSHAFT
Remove the camshaft from the camshaft housing sub-assembly
REMOVE NO. 2 CAMSHAFT
1.
Hold up the chain and remove the No. 2 camshaft from the camshaft housing sub-assembly
Suspend the chain with a string or equivalent as shown in the illustration
REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
Remove the flange bolt and camshaft timing exhaust gear assembly
REMOVE OIL CONTROL VALVE FILTER
REMOVE NO. 1 CAMSHAFT BEARING
REMOVE NO. 2 CAMSHAFT BEARING
CAMSHAFT INSTALLATION
INSTALL NO. 2 CAMSHAFT BEARING
INSTALL NO. 1 CAMSHAFT BEARING
INSTALL OIL CONTROL VALVE FILTER
INSTALL CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
Align and attach the knock pin of the No. 2 camshaft with the pin hole of the camshaft timing exhaust gear assembly
Check that there is no clearance between the camshaft timing exhaust gear assembly and camshaft flange
Fix the camshaft timing exhaust gear assembly with the bolt
Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf)
SET TDC/COMPRESSION
Turn the crankshaft pulley until its timing notch (groove) and the timing mark “0” of the timing chain cover are aligned.
INSTALL NO. 2 CAMSHAFT
Make sure that the valve rocker arms are installed as shown in the illustration
Clean the camshaft journals.
Apply a light coat of engine oil to the camshaft journals, camshaft housings and bearing caps.
Hold up the chain and align the timing mark and the paint mark, and install the camshaft.
INSTALL CAMSHAFT
Make sure that the valve rocker arms are installed as shown in the illustration.
Clean the camshaft journals.
Apply a light coat of engine oil to the camshaft journals, camshaft housings and bearing caps.
Install the camshaft to the camshaft housing as shown in the illustration.
INSTALL CAMSHAFT BEARING CAP
Confirm the marks and numbers on the camshaft bearing caps and place them in their proper positions and directions.
Using several steps, uniformly tighten the 10 bolts in the sequence shown in the illustration.
Torque: 27 N*m (275 kgf*cm, 20 ft.*lbf)
Using several steps, uniformly tighten the 11 bolts in the sequence shown in the illustration.
Torque: 16 N*m (163 kgf*cm, 12 ft.*lbf)
Check the torque of each bolt again
INSTALL CAMSHAFT TIMING GEAR ASSEMBLY
Check the camshaft timing gear position.
Install the camshaft timing gear assembly as shown in the illustration.
Turn the camshaft timing gear assembly approximately 180° counterclockwise.
Align the paint mark with the timing mark to install the chain.
Align and attach the knock pin of the No. 1 camshaft with the pin hole of the camshaft timing gear.
Check that there is no clearance between the camshaft timing gear and camshaft flange.
Secure the camshaft in place by hand, and then install the installation bolt of the camshaft timing gear assembly by hand.
If the lock pin has not been released, release it.
– After cleaning and degreasing the intake side VVT oil hole on the No. 1 camshaft bearing cap, completely seal the oil hole with adhesive tape or equivalent as shown in the illustration to prevent air from leaking.
Make a hole in the adhesive tape covering the oil hole as shown in the illustration. (Procedure A)
Apply approximately 200 kPa (2.0 kgf/ cm2 , 29 psi) of air pressure to the hole made in procedure A to release the lock pin.
Forcibly turn the camshaft timing gear in the advance direction (counterclockwise).
Remove the adhesive tape from the No. 1 camshaft bearing cap
Using a wrench to hold the hexagonal portion of the No. 1 camshaft, install the bolt.
Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf)
Check that each matchmark of the camshaft timing gear and camshaft timing exhaust gear are aligned with each matchmark located as shown in the illustration.
ADD ENGINE OIL
INSTALL TIMING CHAIN GUIDE
INSTALL NO. 1 CHAIN TENSIONER ASSEMBLY
Turn the crankshaft approximately 10° clockwise.
Install a new gasket and the chain tensioner with the 2 bolts
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
Remove the pin from the stopper plate.
CHECK NO. 1 CYLINDER TO TDC/COMPRESSION
Turn the crankshaft pulley until its timing notch (groove) and the timing mark “0” of the timing chain cover are aligned.
Check that the timing marks of the camshaft timing gears are as shown in the illustration. If not, turn the crankshaft 1 revolution (360°) to align the timing marks as shown in the illustration.
INSTALL TIMING CHAIN COVER PLATE
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
INSTALL TIMING CHAIN COVER TIGHT PLUG
INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
INSTALL IGNITION COIL ASSEMBLY
CONNECT ENGINE WIRE
Install the engine wire to the engine with the bolts and nuts.
Nut A
Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf)
Nut B
Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)
Bolt
Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)
- INSTALL ENGINE MOVING CONTROL ROD
- INSTALL NO. 2 ENGINE MOUNTING STAY RH
- INSTALL AIR CLEANER CASE SUB-ASSEMBLY
- INSTALL AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY
- INSTALL AIR CLEANER CAP SUB-ASSEMBLY .
INSTALL INLET AIR CLEANER ASSEMBLY
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Connect the negative (-) battery terminal.
Torque: 6.9 N*m (70 kgf*cm, 61 in.*lbf)
INSPECT FOR OIL LEAK
INSTALL FRONT FENDER APRON SEAL RH
INSTALL ENGINE UNDER COVER RH
INSTALL FRONT WHEEL OPENING EXTENSION PAD RH
INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY
INSTALL COOL AIR INTAKE DUCT SEAL .
INSTALL FRONT WHEEL RH