95 1/2 Model

This Diagnostic Trouble Code (DTC) does not flash the "CHECK TRANS" Indicator and does not set the Backup Mode.




Circuit Description
- The Brake Switch is a switch on the Brake Pedal that is used to provide the information: Brakes are applied. This is used by different features: Cruise Control, Stop Light and Transmission Control Module (TCM).
- The TCM uses the information (brakes applied) mainly to release the Torque Converter Clutch (TCC).
- The Brake Switch input is constantly connected to Battery when the Pedal is pressed. TCM terminal D9 is connected to Voltage.
- The Brake Switch input is opened when the pedal is released. TCM terminal D9 is grounded.

- Detection Conditions:
a. Brake seen as applied during an acceleration from less than 10 Km/h to more than 60 Km/h within 6 seconds.
b. After this acceleration the Vehicle speed was higher than 60 Km/h during at least 6 seconds.
c. No Malfunction: Output Speed (DTC 11). Downshift Protection (DTC 62).
d. The conditions needs to be present for at least 5 times during an Ignition cycle.

- Action After The Detection Time:
- No action but, as the Brake is seen as applied, the TCC is applied even when the Brake is applied.

- Recovery Conditions:
- To recover, Brake has to be released.





DTC 56 / Flow Chart