Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLVO2004V70 L5-2.5L TURBO VIN 59 B5254T2REPAIR AND DIAGNOSISSTARTING AND CHARGINGCHARGING SYSTEMALTERNATORSERVICE AND REPAIR
2004 Volvo V70 L5-2.5L Turbo VIN 59 B5254T2
Alternator: Service and Repair
2004 Volvo V70 L5-2.5L Turbo VIN 59 B5254T2SECTION Service and Repair
Generator (GEN), replacing
Removal
Preparations
- Disconnect the battery negative lead. See Battery, replacing Battery, Replacing.
Caution! When removing and installing the battery leads. See Battery, disconnecting Battery Disconnecting.
Remove:
Turbo
- the air intake between the radiator and the air cleaner (ACL) housing
- the charge air pipe over the engine.
Normally aspirated and turbocharged
- the engine cooling fan (FC). See Replacing the engine cooling fan (FC) Service and Repair
- the charge air pipe from the cooling system
- the auxiliaries belt.
Removal
- Remove the screw and nut that run through the upper mounting
Applies to cars with air conditioning (A/C)
- Slacken off the lower screws for the compressor so that there is sufficient clearance to remove the generator (GEN).
- Remove the lower screws from the generator (GEN)
- Detach the generator (GEN)
- Disconnect the connector and wiring
- Lift the generator (GEN) towards the air cleaner (ACL) housing
- Turn the generator (GEN) into position so that it can be removed.
Installation
Cars without air conditioning (A/C)
- Position and lift or pull the generator (GEN) into the correct position
- Connect the connector and wiring
- Position the generator (GEN) so that the screw and nut that run through it can be installed in the upper mounting. Do not tighten
- Install the lower screws. Do not tighten
- Tighten the screw and nut that run through the upper mounting. Tighten to 25 Nm
- Carry out the remaining operations in reverse order.
Caution! When removing and installing the battery leads. See Battery, disconnecting Battery Disconnecting.
Cars with air conditioning (A/C)
- Position and lift or pull the generator (GEN) into the correct position
- Connect the connector and wiring
- Position the generator (GEN) so that the screw and nut that run through it can be installed in the upper mounting. Do not tighten
- Install the lower screws. Do not tighten
- Tighten the lower screws for the compressor. Tighten to 25 Nm
- Tighten the screws common to the generator (GEN) and the compressor. Tighten to 25 Nm
- Tighten the screw and nut that run through the upper mounting. Tighten to 25 Nm
- Carry out the remaining operations in reverse order.
Caution! When removing and installing the battery leads. See Battery, disconnecting Battery Disconnecting.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.