Mercedes-Benz G-class (W463) since 1999 of release
1. Introduction
2. Governing bodies and operation receptions
3. Current leaving and service
4. Engine
5. Systems of cooling, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
6.1. General information and security measures
6.2. Power supply system of petrol engines
6.3. Power supply system of diesel engines
6.4. Systems of release and decrease in toxicity of the fulfilled gases
6.4.1. General information
6.4.2. Removal and installation of system of production of the fulfilled gases
6.4.3. Removal and installation of final collectors
6.4.4. Removal and installation lambda probes
6.4.5. Removal and installation of the air pump
6.4.6. Removal and installation of the valve of a purge of a coal adsorber (EVAP)
6.4.7. Removal and installation of a coal adsorber (EVAP)
6.4.8. Removal and EGR valve installation
6.4.9. Removal and installation of a cooler of EGR
6.4.10. Removal and installation of pozitsioner of EGR
6.4.11. Removal and installation of the sensor of temperature of cooling liquid (CDI)
7. Systems of electric equipment of the engine
8. Automatic transmission
9. Transmission line
10. Brake and auxiliary systems
11. Suspension bracket and steering
12. Body
13. Onboard electric equipment
14. Schemes of electric connections


 







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6.4.3. Removal and installation of final collectors

Petrol models

Left collector

Models 463.249/250

Details of installation of the left final collector on models 463.250 (М112)

1 — the Left final collector
2 — Fixing nuts
3 — Bolts
4 — Sealing laying
5 — Termozashchitny the screen (the top section)
6 — Termozashchitny the screen (the bottom section)
7 — ignition Coils

9 — Bolts of an arm of cross-section section of system of release
10 — the Bottom section of system of release
G3/3 — Left dokataliticheskiya a lambda probe
G3/3x1 — the Socket of electroconducting left dokatalitichesky a lambda probe

Details of installation of the left final collector on models 463.249 (М113)

1 — the Left final collector
2 — Fixing nuts
3 — Bolts
4 — Sealing laying
5 — Termozashchitny the screen (the top section)
6 — Termozashchitny the screen (the bottom section)
7 — ignition Coils

8 — the Bottom section of system of release
9 — Bolts of an arm of cross-section section of system of release
G3/3 — Left dokataliticheskiya a lambda probe
G3/3x1 — the Socket of electroconducting left dokatalitichesky a lambda probe

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery.
  2. Uncover the power unit with the built-in air purifier (see. Section Removal and installation of components of an inlet air path).
  3. Remove the left coils of ignition (see. Head of System of electric equipment of the engine).
  4. On models 463.250 (М112) for the purpose of ensuring access to bolts of fastening of cross-section section of system of release remove left dokataliticheskiya a lambda probe (G3/3) with the electroconducting (G3/3x1) brought to it.
  5. Remove the top section of the thermofilter (5).

The screen consists of two pribolchenny to each other sections.

  1. On models 463.249 (М113) disconnect from the controler a cable of a drive of a butterfly valve.
  2. Release flange connection of fastening of cross-section section of system of release (10/8) to the left final collector (1).
  3. Turn out bolts (9) fastenings of the bottom section of system of release to a transmission case.
  4. Remove the bottom section of the thermofilter (6).
  5. Give nuts (2) and remove the left final collector (1), - prepare replaceable nuts (2), sealing laying (4) and hairpins.
  6. Installation is made upside-down.
  7. In summary make cleaning of memory of the processor of system of onboard self-diagnostics (see. Head of System of electric equipment of the engine).

Models 463.246 (G55 AMG)

Details of installation of the left final collector on models 463.246 (G55 AMG)

1 — the Left final collector
2 — Fixing nuts
3 — Termozashchitny the screen (the top section)

4 — Termozashchitny the screen (the bottom section)
5 — Flange connection of the bottom section of system of release

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery.
  2. Uncover the power unit with the built-in air purifier (see. Section Removal and installation of components of an inlet air path).
  3. Remove left dokataliticheskiya a lambda probe with the electroconducting connected to it.
  4. Remove the top section of the thermofilter (3).
  5. Disconnect from the controler a cable of a drive of a butterfly valve.
  6. Release flange connection (5) fastenings of the bottom section of system of release, - in case of need replace nuts.
  7. Remove the bottom section of the thermofilter (4).
  8. Give eight fixing nuts (2) and remove the left final collector (1).
  9. Installation is made upside-down.
  10. In summary make cleaning of memory of the processor of system of onboard self-diagnostics (see. Head of System of electric equipment of the engine).

Right collector

Details of installation of the right final collector on petrol models (on a M112 engine example)

1 — the Right final collector
2 — Fixing nuts
3 — Sealing laying
4 — Termozashchitny the generator screen

5 — Termozashchitny the screen
6 — ignition Coils
7 — Bolts

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery.
  2. Remove an air purifier (see. Section Removal and installation of components of an inlet air path).
  3. Remove the right coils of ignition (see. Head of System of electric equipment of the engine).
  4. Remove the thermofilter (5) established under a collector.
  5. Remove the generator (4) thermofilter.
  6. On models 463.250 (М112) separate forward section of system of release from a final collector, - in case of need replace nuts of bolts (7).
  7. On models 463.249/246 (М113) remove flange connections at the left and on the right on forward section of system of release.
  8. Give fixing nuts (2) and, having submitted up, remove the right final collector (1).
  9. Installation is made upside-down. Do not forget to replace a nut (2), sealing laying (3) and hairpins.

Diesel models

Models 463.323 (М612)

Details of installation of a final collector on diesel models 463.323 (М612)

1 — the Final collector
2 — Sealing laying
3 — Hairpins

4 — Samokontryashchiyesya of a nut
110 — Turbokompressor
120/1 — the Primary catalytic converter

 PERFORMANCE ORDER

  1. Remove the catalytic converter (see. The section Removal and installation of system of production of the fulfilled gases).
  2. Remove a turbokompressor (see. Section Service of components of an inlet air path).
  3. Remove an arm of a directing tube щупа measurements of level of ATF (щуп do not take).
  4. Give самоконтрящиеся nuts (4) and, having taken aside directing tube щупа ATF, remove a final collector (1), - nuts are subject to replacement without fail.
  5. Installation is made upside-down.

Models 463.333 (М628)

Details of installation of final collectors on diesel models 463.333 (М628)

1 — the Left final collector
2 — Sealing laying
3 — the Right final collector

4 — Hairpins
5 — Samokontryashchiyesya of a nut

 PERFORMANCE ORDER

  1. Remove a turbokompressor (see. Section Service of components of an inlet air path).
  2. Give fixing nuts (5) and remove final collectors (1 and 3) and their sealing laying (2), - nuts is subject to replacement without fail.
  3. Installation is made upside-down, - check a condition of the fixing hairpins (4), the damaged fixture replace.


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6.4.4. Removal and installation lambda probes