Line Pressure Check

Line Pressure Check

Special Tools

* DT-498-B - Pressure Measuring Equipment

* DT-6329 - Adapter

For equivalent regional tools, refer to Special Tools AF40-6 - Automatic Transmission.

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. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.

2. Remove the lower engine compartment cover.





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.

3. Remove the upper plug (A). (The front torque rod has been removed in the illustration to give a better view of the connections.)





4. Fit DT-6329 - adapter(A).

5. Fit DT-498-B - equipment(B) on connection (A).

6. Lower the vehicle.

7. 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).

8. 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.

9. Raise the vehicle.

10. Remove the oil pressure gauge (B).

11. Remove the connection (A).





Caution:
Refer to Fastener Caution Fastener Caution.

12. Install the upper plug (A) with a NEW sealing ring and tighten to 10 Nm (89 lb in).





13. Remove the lower plug (B).





14. Install DT-6329 - adapter(A).

15. Install DT-498-B - equipment(B) on connection (A).

16. Lower the vehicle.

17. 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).

18. 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.

19. Raise the vehicle.

20. Remove the oil pressure gauge (B).

21. Remove the connection (A).





22. Install the lower plug (B) with a NEW sealing ring and tighten to 10 Nm (89 lb in).

23. Lower the vehicle.

24. Remove the scan tool.