What are the causes of Citroen C5 transmission failure?

1 Answers
McEvangeline
07/29/25 6:45pm
Citroen C5 is equipped with Aisin 6-speed automatic transmission. The transmission failure may be caused by the torque converter lock-up malfunction. This issue can be completely resolved by improving the transmission valve body without replacing the entire transmission assembly or the valve body, which saves most of the repair costs. When encountering Citroen C5 transmission problems, it is essential to promptly visit a professional automatic transmission repair facility for inspection and repair. The following are common transmission failures: Oil leakage: Oil seeping from the transmission housing or oil pan, which may be caused by aging seals leading to poor sealing, or manufacturing defects resulting in sand holes in the housing. Engine stalling when shifting into gear: When shifting into D or R, the engine stalls. This issue may be caused by a damaged lock-up solenoid valve or a stuck lock-up control valve. Locked gear: Incorrect input or output signals of the transmission, or poor performance of components or circuits, may sometimes result from communication issues between the transmission computer and other system computers. No response when shifting into gear: After shifting into D or R and releasing the brake, the vehicle does not move. This is often caused by damage to the input shaft or reverse clutch, or failure of the D/R brake. Abnormal noise: Abnormal sounds from the transmission area during driving, which are mostly caused by worn parts or improper installation of the transmission.
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