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Changing Transmission Oil on a Hybrid Passenger Car
Attention: Even after the high-voltage system has been shut down, all work may only be carried out by trained personnel. For all non-electrical work, instruction according to DGUV Information 200-005 is recommended! ZF offers individually designed high-voltage training for your workshop. For more information on high-voltage training, visit: aftermarket.zf.com/us/training
Attention: Even after the high-voltage system has been shut down, all work may only be carried out by trained personnel. For all non-electrical work, instruction according to DGUV Information 200-005 is recommended! ZF offers individually designed high-voltage training for your workshop. For more information on high-voltage training, visit: aftermarket.zf.com/us/training
Important to consider
Always observe manufacturer's instructions when changing the oil on hybrid transmissions. All shown Steps are exemplary only and don't replace detailed instructions for all vehicles.
Always observe manufacturer's instructions when changing the oil on hybrid transmissions. All shown Steps are exemplary only and don't replace detailed instructions for all vehicles.
Step 1
Enclose the vehicle with a barrier tape to prevent unauthorised access.
Step 1
Enclose the vehicle with a barrier tape to prevent unauthorised access.
Step 2
Store the vehicle key safely and at a sufficient distance (at least 5m for KeyLessGo).
Step 2
Store the vehicle key safely and at a sufficient distance (at least 5m for KeyLessGo).
Step 3
Attach the appropriate high-voltage status indicator (HV system active) to the vehicle to signal the status of the high-voltage system.
Step 3
Attach the appropriate high-voltage status indicator (HV system active) to the vehicle to signal the status of the high-voltage system.
Step 4
Shut down the high-voltage system. Attention: Always consider the manufacturer’s specifications and waiting times until the system is switched off!
Step 4
Shut down the high-voltage system. Attention: Always consider the manufacturer’s specifications and waiting times until the system is switched off!
Step 5
Secure the vehicle against unintentional restart. For this purpose, a lock is attached to the Service Disconnect plug and a sign to prevent unauthorized switch-on.
Step 5
Secure the vehicle against unintentional restart. For this purpose, a lock is attached to the Service Disconnect plug and a sign to prevent unauthorized switch-on.
Step 6
After successful deactivation of the high-voltage system, the green high-voltage status plate can be attached to the vehicle.
Step 6
After successful deactivation of the high-voltage system, the green high-voltage status plate can be attached to the vehicle.
Step 7
Remove the underride guard from the vehicle to gain access to the necessary components.
Step 7
Remove the underride guard from the vehicle to gain access to the necessary components.
Step 8
Remove the oil drain plug and drain the old oil. Take a sample to check the condition of the oil.
Step 8
Remove the oil drain plug and drain the old oil. Take a sample to check the condition of the oil.
Step 9
Remove the oil pan and filter and visually inspect the oil. The magnet in the oil pan indicates the amount of abrasion in the oil.
Step 9
Remove the oil pan and filter and visually inspect the oil. The magnet in the oil pan indicates the amount of abrasion in the oil.
Step 10
Assemble the new oil pan and filter.
Step 10
Assemble the new oil pan and filter.
Step 11
Fill the oil pump with the appropriate ZF LifeguardFluid.
Step 11
Fill the oil pump with the appropriate ZF LifeguardFluid.
Step 12
Control the transmission oil temperature with the ZF Smart Service App from mechatronics.
Step 12
Control the transmission oil temperature with the ZF Smart Service App from mechatronics.
Step 13
Fill in the ZF LifeguardFluid with help of the oil pump
Step 13
Fill in the ZF LifeguardFluid with help of the oil pump
Step 14
Measure the gear oil temperature again to adjust the gear oil level. The oil level is set correctly when there is no more oil dripping from the vehicle and no more oil can be filled in.
Step 14
Measure the gear oil temperature again to adjust the gear oil level. The oil level is set correctly when there is no more oil dripping from the vehicle and no more oil can be filled in.
Step 15
Install the underride guard, activate the high-voltage system and carry out a test drive.
Step 15
Install the underride guard, activate the high-voltage system and carry out a test drive.
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