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6.4.3. Removal and installation of final collectors

Petrol models

Left collector

Model 463.249/250

Details of installation of the left final collector on models 463.250 (M112)

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

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

Details of installation of the left final collector on models 463.249 (M113)

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

8 — the Lower section of system of release
9 — Bolts of an arm of cross section of system of release
G3/3 — Left dokataliticheskiya a lambda probe
G3/3x1 — the Socket of an electrical wiring 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 cleaner (see the Section Removal and installation of components of an inlet air path).
  3. Remove the left coils of ignition (see the Head Sistemy of electric equipment of the engine).
  4. On models 463.250 (M112) for the purpose of ensuring access to bolts of fastening of cross section of system of release remove left dokataliticheskiya a lambda probe (G3/3) with the electrical wiring (G3/3x1) brought to it.
  5. Remove the top section of the thermofilter (5).

The screen consists of two sections pribolchenny to each other.

  1. On models 463.249 (M113) disconnect a cable of the drive of a butterfly valve from the controller.
  2. Release flange connection of fastening of cross section of system of release (10/8) to the left final collector (1).
  3. Turn out bolts (9) of fastening of the lower section of system of release to a transmission case.
  4. Remove the lower 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 conclusion make cleaning of the processor memory of system of onboard self-diagnostics (see the Head Sistemy of electric equipment of the engine).

Model 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 — the Termozashchitny screen (the top section)

4 — the Termozashchitny screen (the lower section)
5 — Flange connection of the lower 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 cleaner (see the Section Removal and installation of components of an inlet air path).
  3. Remove left dokataliticheskiya a lambda probe with the electrical wiring connected to it.
  4. Remove the top section of the thermofilter (3).
  5. Disconnect a cable of the drive of a butterfly valve from the controller.
  6. Release flange connection (5) of fastening of the lower section of system of release, - in case of need replace nuts.
  7. Remove the lower 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 conclusion make cleaning of the processor memory of system of onboard self-diagnostics (see the Head Sistemy of electric equipment of the engine).

Right collector

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

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

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

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery.
  2. Remove the air cleaner (see the Section Removal and installation of components of an inlet air path).
  3. Remove the right coils of ignition (see the Head Sistemy of electric equipment of the engine).
  4. Remove the thermofilter (5) installed under a collector.
  5. Remove the thermofilter of the generator (4).
  6. On models 463.250 (M112) 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 (M113) remove flange connections at the left and on the right on forward section of system of release.
  8. Give fixing nuts (2) and, having given up, remove the right final collector (1).
  9. Installation is made upside-down. Do not forget to replace nuts (2), sealing laying (3) and hairpins.

Diesel models

Model 463.323 (M612)

Details of installation of a final collector on diesel models 463.323 (M612)

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

4 — Samokontryashchiyesya of a nut
110 — the Turbocompressor
120/1 — 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 turbocompressor (see the Section Service of Components of an Inlet Air Path).
  3. Remove an arm of the directing tube of the probe of measurement of the ATF level (the probe do not take).
  4. Give самоконтрящиеся nuts (4) and, having taken aside the directing ATF probe tube, remove a final collector (1), - nuts are subject to replacement without fail.
  5. Installation is made upside-down.

Model 463.333 (M628)

Details of installation of final collectors on diesel models 463.333 (M628)

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 turbocompressor (see the 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 are subject to replacement without fail.
  3. Installation is made upside-down, - check a condition of fixing hairpins (4), replace the damaged fixture.