4G6 ENGINE <1992> - Crankshaft, Flywheel and Drive Plate
IIC-105
INSTALLATION SERVICE POINTS I)A4 CRANKSHAFT BEARING IDENTIFICATION
Grooveless Upper bearing (for No. 1,2.4,5) Lower bearing (for No. 1.2.4.5)
Upper and lower bearings (for No. 3)
(1) The upper bearings (on the cylinder block side) for Nos. 1,2, 4 and 5 journals are provided with oil groove. (2) The lower bearings (on the cap side) for Nos. 1, 2, 4 and 5 journals are not provided with oil groove. (3) No.3 bearings are flanged and provided with no groove. Common bearings are used on the cap side and cylinder block side.
1 EN0272
I)64 BEARING CAP INSTALLATION (1) Check the bearing cap for the identification mark before it is installed.
SOHC rl Crankshaft pulley side
6EN055
IIOHC
Crankshaft pulley side
(2) After installing the bearing caps, make sure that the crankshaft turns smoothly and the end play is correct. If the end play exceeds the limit, replace crankshaft bearings. Standard value: 0.05 - 0.18 mm (.0020 - .0071 in.) Limit: 0.25 m m (.0098 in.)
6EN0231
TSB Revision