Special Tool(s) / General Equipment
![]() |
303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit TKIT-2010B-FLM TKIT-2010B-ROW |
![]() |
303-1552 Alignment Tool, Camshaft TKIT-2012A-FL TKIT-2012A-ROW |
Removal
NOTICE: Do not loosen or remove the crankshaft pulley bolt without first installing the special tools. The crankshaft pulley and the crankshaft timing sprocket are not keyed to the crankshaft. Before any repair requiring loosening or removal of the crankshaft pulley bolt, the crankshaft and camshafts must be locked in place by the special service tools, otherwise severe engine damage can occur.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan can cause engine failure.
![]() |
NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.
Remove the VCT unit caps.![]() |
NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.
Remove the bolts and the VCT units.![]() |
Installation
NOTE: It may be necessary to use an open-ended wrench to turn the camshafts by the hexagon to align the camshafts.
Install Special Service Tool: 303-1552 Alignment Tool, Camshaft.![]() |
![]() |
NOTE: The timing mark of each VCT unit must be at the 12 o'clock position.
NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.
Install the special tool and the new bolts.![]() |
![]() |
![]() |
NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.
Tighten the bolts.![]() |
NOTE: The special tool can only be installed if the valve timing is correct.
Install Special Service Tool: 303-1552 Alignment Tool, Camshaft.![]() |
NOTE: The timing mark of each VCT unit must be at the 12 o'clock position.
If the special tools cannot be installed, repeat the adjustment according to the preceding steps.![]() |
![]() |
![]() |
NOTE: Use an open-ended wrench to hold the camshafts by the hexagon to prevent the camshafts from turning.
Install the VCT unit caps.![]() |
NOTE: The timing mark of each VCT unit must be at the 12 o'clock position.
Install Special Service Tool: 303-1097 Locking Tool, Variable Camshaft Timing Oil Control Unit.![]() |
Preliminary Inspection
Verify the customer concern by carrying out a road test on a smooth road. If any vibrations are apparent, Refer to the Symptom Chart: NVH.Correct tire pressure and driving techniques have an important influence on tire life. Heavy cornering, exce