vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

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Symptoms - Automatic Transmission > < Road Test

Astra J

Line Pressure Check

Special Tools

•  EN-498-B   Pressure Measuring Equipment
•  DT-6329   Oil Pressure Kit Adapter

For equivalent regional tools, refer to Special Tools .

Check

Warning: Keep the brakes applied at all times in order to prevent unexpected vehicle motion. Personal injury may result if the vehicle moves unexpectedly.

Note:  Due to the risk of overheating, checking at full load must not take longer than 5 seconds. Add a pause for cooling down. The oil level in the transmission must be correct.

1. Check the transmission fluid level. Refer to Transmission Fluid Drain and Fill .
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
3. Remove front compartment insulator. Refer to Front Compartment Insulator Replacement .
4. Remove battery tray. Refer to Battery Tray Replacement .

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Warning: An electric fan under the hood can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan.


5. Remove the upper case plug (1).
6. Install DT-6329   adapter to case hole.
7. Install EN-498-B   equipment to adapter.
8. Install the battery tray. Refer to Battery Tray Replacement .

Note:  The oil temperature must be between 50°C (122°F) and 80°C (176°F).
9. Connect the scan tool and check the oil temperature.
10. Check the oil pressure in selector lever position "D".
  •  Start the engine.
  •  Move the selector lever to position "D".
  •  Check the oil pressure at idling speed and at full load - air conditioning and lighting disengaged.
    -  Desired value idling speed (foot brake not applied): 370 - 410 kPa (53.6 - 59.5 psi).
    -  Desired value full load: 1350 - 1460 kPa (195.8 - 211.7 psi).
  •  Switch off the engine after the check.
11. Remove the battery tray. Refer to Battery Tray Replacement .
12. Remove EN-498-B   equipment from adapter.
13. Remove DT-6329   adapter from case hole.

Caution: Refer to Fastener Caution .

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14. Install the upper case hole plug (1) with a NEW sealing ring and tighten to 10 N·m (89 lb in) .
15. Raise the vehicle.
16. Loosen electronic control module (ECM) wiring harness bracket from transmission. Remove bolt.

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17. Remove the lower case plug (1).
18. Install DT-6329   adapter to case hole.
19. Install EN-498-B   equipment to adapter.
20. Lower the vehicle.
21. Install the battery tray. Refer to Battery Tray Replacement .
22. Connect the scan tool and check the oil temperature.

Note:  The oil temperature must be between 50°C (122°F) and 80°C (176°F).
23. Check the oil pressure in selector lever position "R".
  •  Start the engine.
  •  Move the selector lever to position "R".
  •  Check the oil pressure at idling speed and at full load - air conditioning and lighting disengaged.
    -  Desired value idling speed (foot brake not applied): 570 - 660 kPa (82.7 - 95.7 psi).
    -  Desired value full load: 190 - 213 kPa (27.5 - 30.9 psi).
  •  Switch off the engine after the check.
24. Raise the vehicle.
25. Remove EN-498-B   equipment from adapter.
26. Remove DT-6329   adapter from case hole.

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27. Install the lower plug (1) with a NEW sealing ring and tighten to 10 N·m (89 lb in) .
28. Lower the vehicle.
29. Remove the scan tool.

Symptoms - Automatic Transmission > < Road Test