Lexus IS250 IS220d GSE20 ALE20 2AD-FHV ENGINE MECHANICAL
ENGINE FRONT OIL SEAL - INSTALLATION
1. INSTALL TIMING CHAIN CASE OIL SEAL |
Apply MP grease to a new oil seal lip.
- NOTICE:
- Keep the lip free of foreign objects.

Using SST, tap in a new oil seal to the oil pump.
- SST
- 09226-10010
- Installation depth:
- 0 to 0.6 mm (0 to 0.024 in.)
- NOTICE:
2. INSTALL CRANKSHAFT PULLEY |
Align the keyway of the pulley with the key located on the crankshaft, then slide the pulley into place.

Using SST, install a new pulley bolt.
- SST
- 09213-58013
09330-00021
- Torque:
- 250 N*m{ 2,550 kgf*cm, 184 ft.*lbf}
3. INSTALL V-RIBBED BELT |

Install the V-ribbed belt.
While turning the belt tensioner counterclockwise, remove the bar.
- NOTICE:
After installing the V-ribbed belt, check that it fits properly in the ribbed grooves. Check to confirm that the belt has not slipped out of the grooves on the bottom of the crank pulley by hand.
After installing a new belt, run the engine for approximately 5 minutes and then recheck the tension.

If it is difficult to install the V-ribbed belt, perform the following procedure.
Put the V-ribbed belt on every part except the tensioner pulley as shown in the illustration.
While releasing the belt tension by turning the belt tensioner counterclockwise, put the V-ribbed belt on the tensioner pulley.
- NOTICE:
4. INSTALL RADIATOR ASSEMBLY |
- HINT:
- .
5. INSTALL NO. 1 ENGINE COVER |

Install the No. 1 engine cover.
6. INSTALL NO. 1 INLET AIR CLEANER |

Install the inlet air cleaner with the bolt and clip.
- Torque:
- 5.0 N*m{ 51 kgf*cm, 44 in.*lbf}
7. INSTALL COOL AIR INTAKE DUCT SEAL |

Install the intake duct seal with the 11 clips.
8. CHECK FOR ENGINE OIL LEAKS |