Lexus IS250 IS220d GSE20 ALE20 2AD-FHV EMISSION CONTROL
EXHAUST MANIFOLD CONVERTER - REMOVAL
1. REMOVE NO. 1 ENGINE COVER |

Remove the No. 1 engine cover.
2. REMOVE COOL AIR INTAKE DUCT SEAL |

Remove the 11 clips and intake duct seal.
3. REMOVE ENGINE ROOM SIDE COVER RH |

Remove the 2 clips and side cover.
4. REMOVE POWER STEERING ECU ASSEMBLY |
- HINT:
5. REMOVE BATTERY TRAY |
6. REMOVE FRONT EXHAUST PIPE ASSEMBLY |
- HINT:
7. REMOVE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY |

Disconnect the 2 exhaust gas temperature sensor connectors.

Remove the 2 bolts and nut from the No. 1 manifold stay.

Remove the 2 bolts, nut and No. 2 manifold stay.

Using pliers, slide the clip to disconnect the No. 1 and No. 2 vacuum transmitting hose.

Remove the 3 nuts.
Remove the manifold converter sub-assembly and turbine outlet elbow gasket.
Remove the No. 1 manifold stay.
8. REMOVE EXHAUST GAS TEMPERATURE SENSOR (UPPER) |

Remove the 3 nuts.

Using SST, remove the exhaust gas temperature sensor (upper) from the manifold converter.
- SST
- 09023-38401
9. REMOVE EXHAUST GAS TEMPERATURE SENSOR (LOWER) |

Remove the 2 nuts.

Using SST, remove the exhaust gas temperature sensor (lower) from the manifold converter.
- SST
- 09023-38401
10. REMOVE NO. 1 VACUUM PIPE |

Remove the nut.

Using SST, remove the No. 1 vacuum pipe from the manifold converter.
- SST
- 09023-38401
11. REMOVE NO. 2 VACUUM PIPE |

Remove the bolt and nut.

Using SST, remove the No. 2 vacuum pipe from the manifold converter.
- SST
- 09023-38401
12. REMOVE NO. 1 MANIFOLD CONVERTER INSULATOR |

Remove the 3 bolts, nut and No.1 manifold converter insulator.