EGR removal (RZ4E-TC)

1. Component views

EGR (Euro2 specifications)

Part name

  1. Gasket
  2. Inlet cover
  3. Nut
  4. Bolt
  5. EGR valve
  6. Gasket
  7. Gasket
  8. EGR pipe
  9. Gasket
  10. EGR duct
  11. Bolt
  12. Bolt
  13. Bolt
  14. Nut

Tightening torque

3: 25 N・m { 2.5 kgf・m / 18 lb・ft }

4: 25 N・m { 2.5 kgf・m / 18 lb・ft }

11: 25 N・m { 2.5 kgf・m / 18 lb・ft }

12: 25 N・m { 2.5 kgf・m / 18 lb・ft }

13: 25 N・m { 2.5 kgf・m / 18 lb・ft }

14: 25 N・m { 2.5 kgf・m / 18 lb・ft }

EGR (Euro4 specifications)

Part name

  1. Gasket
  2. Inlet cover
  3. Nut
  4. Bolt
  5. EGR valve
  6. Gasket
  7. Gasket
  8. EGR cooler
  9. Gasket
  10. EGR duct
  11. Bolt
  12. Bolt
  13. Bolt
  14. Nut
  15. Bolt

Tightening torque

3: 25 N・m { 2.5 kgf・m / 18 lb・ft }

4: 25 N・m { 2.5 kgf・m / 18 lb・ft }

11: 25 N・m { 2.5 kgf・m / 18 lb・ft }

12: 25 N・m { 2.5 kgf・m / 18 lb・ft }

13: 25 N・m { 2.5 kgf・m / 18 lb・ft }

14: 25 N・m { 2.5 kgf・m / 18 lb・ft }

15: 25 N・m { 2.5 kgf・m / 18 lb・ft }

2. Generator removal

3. A/C compressor disconnect

1) Disconnect the pipe clip from the air duct bracket.

2) Disconnect the A/C compressor from the generator bracket.

Note

  • Secure with wire at an appropriate position as a set with the hoses.

4. Generator bracket removal

1) Remove the generator bracket from the cylinder block.

5. Intake air duct removal

1) Disconnect the connector from the boost pressure and CAC temperature sensor.

2) Remove the intake air duct from the intake throttle valve.

6. Intake throttle valve removal

1) Disconnect the connector from the intake throttle valve.

2) Remove the intake throttle valve and gasket from the inlet manifold.

Caution

  • Do not reuse the gasket.

Legend

  1. Intake throttle valve
  2. Gasket

7. Oil level gauge guide tube removal

1) Remove the oil level gauge from the oil level gauge guide tube.

2) Remove the oil level gauge guide tube from the crankcase.

8. Water pipe removal

1. Except for Euro4 specifications

1) Disconnect the vacuum hose from the vacuum pipe.

2) Remove the vacuum pipe from the air duct bracket.

Euro2 specifications

Legend

  1. Vacuum pipe
  2. Vacuum hose
  3. Bracket

3) Remove the water hose from the water pipe.

Manual transmission models

Automatic transmission models

4) Remove the water pipe from the air duct bracket.

5) Remove the pipe clip from the water pipe.

6) Remove the water pipe from the inlet cover.

Manual transmission models

Automatic transmission models

9. EGR cooler water hose disconnect

1. Euro4 specifications

1) Disconnect the EGR cooler water feed hose from the EGR cooler.

2) Disconnect the EGR cooler water return hose from the EGR cooler.

Manual transmission models

Legend

  1. EGR cooler water return hose
  2. EGR cooler water feed hose

Automatic transmission models

Legend

  1. EGR cooler water return hose
  2. EGR cooler water feed hose

3) Disconnect the EGR cooler water hose from EGR cooler water pipe A.

4) Remove EGR cooler water pipe A from the inlet cover.

Manual transmission models

Legend

  1. EGR cooler water pipe A
  2. EGR cooler water hose
  3. EGR cooler water pipe B

Automatic transmission models

Legend

  1. EGR cooler water pipe A
  2. EGR cooler water hose
  3. Water pipe

10. Glow plug removal

1) Remove the glow plug terminal and glow plug connector from the glow plug.

Legend

  1. Glow plug terminal
  2. Glow plug connector

2) Remove the glow plug from the cylinder head.

11. EGR removal

1. Euro2 specifications

1) Remove the air duct bracket from the inlet cover.

2) Remove the harness bracket from the inlet cover.

3) Remove the following parts as a set from the cylinder head and inlet cover.

  • EGR pipe
  • EGR valve
  • EGR duct
  • Gasket

Legend

  1. EGR duct
  2. EGR pipe
  3. EGR valve
  4. Gasket

4) Remove the following parts from the EGR pipe.

  • EGR valve
  • EGR duct
  • Gasket

Caution

  • Do not reuse the gasket.
  • Seal to prevent foreign material from entering.

2. Euro4 specifications

1) Disconnect the vacuum hose from the vacuum pipe.

2) Remove the vacuum pipe from the bracket.

Legend

  1. Vacuum pipe
  2. Vacuum hose
  3. Bracket

3) Remove the air duct bracket from the inlet cover.

4) Remove the harness bracket from the inlet cover.

5) Remove the following parts as a set from the cylinder head and inlet cover.

  • EGR cooler
  • EGR valve
  • EGR duct
  • Gasket

Caution

  • Do not reuse the gasket.

Legend

  1. EGR duct
  2. EGR cooler
  3. EGR valve
  4. Gasket

6) Remove the following parts from the EGR cooler.

  • EGR valve
  • EGR duct
  • Gasket

Caution

  • Do not reuse the gasket.
  • Seal to prevent foreign material from entering.

12. Inlet cover removal

1) Remove the inlet cover from the cylinder head.

Caution

  • Do not reuse the gasket.