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Tiptronic Control Unit. Porsche 955 Cayenne 2003-04 - 95561802305
95561802305
Vehicle Group
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
Information
Tiptronic Control Unit.
Restore proper centre differential/transfer-case lock control in your Porsche Cayenne 955 chassis, 2003-2004. This ECU module governs the longitudinal lock mechanism of the drive system, ensuring correct power distribution front to rear, correct 4WD behaviour and stable traction. Ideal for replacing a failed or malfunctioning unit, it enables your 4WD system to perform reliably.
Fits:
G0R - Tiptronic S
Diagram Ref No 8
What This Product Does:
Symptoms Of Failure Or Need For Replacement:
Why Replacement Matters:
Related reference numbers
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95561802305
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Restore proper centre differential/transfer-case lock control in your Porsche Cayenne 955 chassis, 2003-2004. This ECU module governs the longitudinal lock mechanism of the drive system, ensuring correct power distribution front to rear, correct 4WD behaviour and stable traction. Ideal for replacing a failed or malfunctioning unit, it enables your 4WD system to perform reliably.
Fits:
- Porsche 955 Cayenne 3.2L V6 2003-04
- Porsche 955 Cayenne S 4.5L V8 2003-04
- Porsche 955 Cayenne Turbo 4.5L 2003-04
G0R - Tiptronic S
Diagram Ref No 8
What This Product Does:
- In 4WD/all-wheel-drive systems the “drive longitudinal lock” refers to locking mechanisms of the centre differential or transfer case — this ensures power is correctly distributed between front and rear axles.
- This ECU monitors and controls that locking system: it takes inputs (wheel speeds, differential states, driver commands) and commands the actuator (solenoids, clutches) in the transfer case or centre diff to engage or release the lock.
- Proper function ensures that the vehicle’s 4WD system behaves correctly (engaging or disengaging locks when required), which impacts traction, stability, driveability and sometimes road regulations (e.g., snow/ice mode).
- If this unit fails, the locking system can get stuck open or closed, produce fault codes, and affect driving behaviour (especially in low-traction or off-road situations).
Symptoms Of Failure Or Need For Replacement:
- A fault code related to the centre differential, transfer case, or “longitudinal lock” is present in the diagnostics.
- Loss of 4WD function or “lock” function — e.g., the vehicle stays in 2WD when it should lock, or it stays locked when it shouldn’t.
- Illumination of warning lamps related to drivetrain/4WD/traction.
- Unusual noises from the transfer case / centre diff (clutch slipping, grinding) that might be triggered by improper lock control.
- Intermittent behaviour (sometimes works, sometimes doesn’t) which can indicate ECU logic/actuator control failure rather than a purely mechanical fault.
Why Replacement Matters:
- Because the control unit is central to drivetrain behaviour, a fault here can drastically degrade vehicle performance, safety (traction/stability) and drivability.
- For a Porsche Cayenne early model (955), these units are becoming harder to source or may be superseded — replacing a failing unit proactively protects the vehicle.
- Restoring the correct function of the 4WD/centre differential lock restores the vehicle’s intended performance envelope, especially under load, off-road or in low-traction conditions.
- From a maintenance/resale perspective: a vehicle with a properly functioning transfer-case lock system is more desirable; faults here reduce value.
- Lastly, diagnosing and replacing the ECU early may prevent secondary damage (mechanical wear from improperly controlled locks/clutches).
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95561802305
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€583.61
Now €525.25
In stock
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Information
Control unit for Lane change assistant.
Fits:
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Click 'Zoom in' for large parts diagram.
Diagram ref no 34
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Click 'Zoom in' for large parts diagram.
Diagram ref no 34
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- Porsche 95B.1 Macan Turbo 3.6L V6 400Bhp 2014-18
Information
Control unit for Lane change assistant.
Hella ref no 6PZ 010 905-361 (left) / 6PZ 010 905-451 (right).
Fits:
Porsche 958 Cayenne 2015-18
Porsche 95B Macan 2014-18
Click 'Zoom in' for large parts diagram.
Diagram ref no 34
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Hella ref no 6PZ 010 905-361 (left) / 6PZ 010 905-451 (right).
Fits:
Porsche 958 Cayenne 2015-18
Porsche 95B Macan 2014-18
Click 'Zoom in' for large parts diagram.
Diagram ref no 34
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Prices from: €221.13