Timing Chain Deflection - 2.3L, 3.0L and 4.0L Engines
- Remove the engine front cover. See TIMING CHAIN REMOVAL/INSTALLATION - 2.3L , TIMING CHAIN REMOVAL/INSTALLATION - 3.0L or see ENGINE FRONT COVER REMOVAL/INSTALLATION - 4.0L .
- Rotate the crankshaft so the camshaft sprocket and crankshaft sprocket timing marks line up.
- Mark the top link(s) of the timing chain.
- Have an assistant hold the crankshaft sprocket with a suitable tool so it cannot turn.
- Place a machinist's scale above the timing chain (camshaft sprocket) to measure its movement.
- Put a torque wrench and socket on the camshaft sprocket bolt.
- Apply a maximum of 20 N.m (2 kgf.m, 15 ft.lbf) torque in a clockwise direction.
- Note the location of the marked link on the scale.
- Apply a maximum of 20 N.m (2 kgf.m, 15 ft.lbf) torque in a counterclockwise direction while measuring the amount the marked link moves.
- If movement is excessive, replace the timing chain; see TIMING CHAIN REMOVAL/INSTALLATION - 3.0L for 3.0L engine, see TIMING CHAIN REMOVAL/INSTALLATION - 4.0L for 4.0L engine.