Operation CHARM
: Car repair manuals for everyone.
Home
>>
Porsche
>>
1994
>>
928 GTS V8-5397cc 5.4L DOHC
>>
Repair and Diagnosis
>>
Transmission and Drivetrain
>>
Automatic Transmission/Transaxle
>>
Testing and Inspection
>>
No Brake Shifts From 4TH to 3RD & 3RD to 2ND
No Brake Shifts From 4TH to 3RD & 3RD to 2ND
1.
Incorrectly adjusted control pressure cable.
2.
Leaking or disconnected vacuum line.
3.
Damaged brake shift piston.