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Home >> Chevrolet >> 2008 >> Optra LT, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transaxle - ZF 4HP 16 - Service, Overhaul, Removal & Installation, Troubleshooting & Diagnosis >> Fluid Leak Diagnosis >> Fluid Level Set After Service

Fluid Level Set After Service

  1. Depending on the service procedure performed, add the following amounts of fluid through the filler plug hole prior to adjusting the fluid level:
    • Oil pan removal - 4 liters (4.23 quarts)
    • Converter removal - 2 liters (2.11 quarts)
    • Overhaul - 6.9 liters (7.3 quarts)
    • Oil drain plug removal - 4 liters (4.23 quarts)
  2. Follow steps 1-4 of the Fluid Level Diagnosis Procedure. Refer to Fluid Leak Diagnosis .
  3. Clean all dirt from around the fluid filler plug. Remove the fluid filler plug. Clean the filler plug and verify that the O-ring is not damaged.
  4. Lower the vehicle with the filler plug still removed and start the vehicle in Park, with the park brake and brake applied. With the engine idling, move the gear shift lever through the gear ranges, pausing a few seconds in each range and adding the fluid until gear application is felt. Add an additional 0.5 liters (0.53 quarts) of fluid. Return the gear shift lever to Park. Turn the engine OFF and raise the vehicle install the fluid filler plug.

    Tighten:  Tighten the plug to 45 N.m (34 lb ft) 

  5. Drive the vehicle 3.5-4.5 km (2.2-2.8 mi) with light throttle so that the engine does not exceed 2500 RPM. This should result in the transaxle temperature being in the range 20-45°C (68-113°F) With the brake applied, move the shift lever through the gear ranges, pausing a few seconds in each range with the engine idling.
  6. Return the gear shift lever to Park. Turn the engine OFF and raise the vehicle on the hoist, if applicable, ensuring that the vehicle is level. After 3 minutes, remove the filler plug. Observe whether the fluid level is aligned with the bottom of the filler hole. If not, add a small quantity of fluid at a time to the correct level. Install the fluid filler plug.

    Tighten:  Tighten the plug to 45 N.m (34 lb ft) 

  7. Wipe any fluid around the filler plug with a rag or shop towel.