2. Remove the ignition distributor cap and disconnect the wire harnesses from it.
3. Vehicles with XU102C engines: Remove the fuel pump.
4. Vehicles with XU10J2 engines. Remove the engine mount protective cover with torsional vibration damper
5. Lock the camshaft by installing a suitable thrust pin in the appropriate hole.
6. Unscrew bolt 1 securing the camshaft gear and remove gear 2 (see illustration).
3.6 Unscrew bolt 1 securing the camshaft gear and remove gear 2
7. Remove the cylinder head cover 3 (see illustration 3.6).
8. Remove oil line 4, unscrew bolt 5 (see illustration).
3.8 Remove oil line 4, unscrew bolt 5
9. Evenly loosen and then unscrew the camshaft bearing cap nuts.
Important: Number the camshaft bearing caps so that you can install each one in its proper place.
10. Remove the camshaft bearing caps.
11. Carefully remove the camshaft.
Cars with XU10J4R engine
12. Remove the upper part of the timing drive protective cover.
13. Remove timing belt 1 of the gas distribution mechanism drive (see illustration). The procedure is given in the relevant chapter.
3.13 Remove the timing belt 1 of the gas distribution mechanism drive
14. Remove gears 2 and 3 of the camshafts (see illustration 3.13).
15. Make sure that the stops "a" 0153-AB are in their places, and loosen the fit of the hubs 4 and 5 of the camshaft gears (see illustration).
3.15 Make sure that the stops "a" 0153-AB are in their places, and loosen the fit of the hubs 4 and 5 of the camshaft gears
16. Remove the camshaft hubs.
17. Remove tension roller 6 (see illustration 3.15).
18. Remove the lower part 7 of the timing gear protective cover (see illustration 3.15).
19. Remove the 8 ignition coil block (see illustration 3.15).
20. Remove the fuel line holder 9 (see illustration 3.15).
21. Disconnect and move aside from the work area the wire harnesses and hoses secured in the holders on the camshaft bearing housings 10 and 11 and the cylinder head covers 12 and 13 (see illustration).
3.21 Disconnect and move aside from the work area the wiring harnesses and hoses secured in the holders on the camshaft bearing housings 10 and 11 and the cylinder head covers 12 and 13
22. Unscrew bolts 14 (see illustration 3.21).
23. Remove cylinder head covers 12 and 13 (see illustration 3.21).
24. Loosen the twelve bolts securing the camshaft bearing housings 10 and 11 (see illustration).
3.24 Loosen the twelve bolts securing the camshaft bearing housings 10 and 11
25. Loosen the fit of camshaft bearing housings 10 and 11, unscrew their mounting bolts and remove the bearing housings (see illustration 3.24).
Caution! Mark the camshafts to avoid confusion during installation.
26. Tap each camshaft, if necessary, on the flywheel side to loosen them in the centering bearing on the timing gear side (see illustration).
3.26 Tap each camshaft from the flywheel side to loosen their fit in the centering bearing on the timing side
27. Mark the tappets if they are to be removed so that you can then install each one in its proper place.
28. Remove the pushers using a suction cup (see illustration).
3.28 Remove the pushers using a suction cup