REMOVAL & INSTALLATION
The crankshaft can be removed with the engine is disassembled for overhaul or without complete disassembly as outlined below.
- With the engine removed from the vehicle, remove the following:
- Drive belts and pulleys
- Timing belt front upper and lower covers
- Timing belt and idler pulley
- Fuel pump and pushrod
- Crankcase front cover
- Oil pan
- Oil pump and pickup tube
- Spark plugs
- Check the connecting rod caps for cylinder number identification. If necessary, mark caps with corresponding cylinder number.
- Remove the connecting rod caps and push the pistons to the top of the bores.
- Remove the main bearing caps, rear main oil seal and lift crankshaft out of cylinder block.
CLEANING AND INSPECTION
- Wash crankshaft in solvent and dry with compressed air.
- Measure dimensions of main bearing journals and crankpins with a micrometer for out-of-round, taper or undersize (see specifications).
- Check crankshaft for runout by supporting at the front and rear main bearings journals in V-blocks and check at the front and rear intermediate journals with a dial indicator (see specifications).
- Replace or recondition the crankshaft if out of specifications.