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P1832

Symptom: CHECK GEARBOX warning lamp on. TCM in Limp-Home mode.

P1832

Shifting Time. Mechanical Fault.


Fault symptoms

CHECK GEARBOX warning lamp on.

TCM in Limp-Home mode.

Conditions

Slippage time during shifting exceeds 1.3 s or is below 0.3 s.

Diagnostic help

There is normally some degree of slippage in the torque converter and in clutches and brakes during engagement. The control module stores the slippage time. The fault primarily indicates a mechanical defect. The mechanical components in the transmission are so worn that the control module adaptation is lost.

Diagnostic procedure

1 Check the fault symptom


Check the problem by driving the car following Test drive schedule . Note any fault symptoms.

Are there any fault symptoms?

Yes

Continue with Mechanic and hydraulic faults and then with step 2.


no

Continue with step 2.


2 Final check



- Clear all diagnostic trouble codes in the system.

- Perform a driving cycle:

Drive the car at varying loads and engine speeds for 5 minutes.

- Evaluate the driving cycle:

Make sure the trouble code has not recurred.


Has the trouble code recurred?

Yes

Continue with Diagnostic procedure before replacing control module .


no

The steps taken to rectify the fault were correct.