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brownjeff
brownjeff, ASE Certified Technician
Category: Cadillac
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Experience:  17 years experience, ASE certified, dealership certified, Service Manager for 15 years,
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What do obd codes po741 and po1811 mean? 2000 Cadillac STS.

Customer Question

What do obd codes po741 and po1811 mean? 2000 Cadillac STS.
Submitted: 4 years ago.
Category: Cadillac
Expert:  brownjeff replied 4 years ago.
P0741 is If the PCM detects high torque converter slip when the torque converter clutch is commanded ON

P01811 sets when this counter reaches its limit.
CONDITIONS FOR SETTING THE DTC
One of the following conditions occurs twice during the same trip:

Condition 1
  • The 1-2 shift is longer than 0.65 second.
  • The 1-2 shift adapt has reached its limit.

Condition 2

  • The 2-3 shift is longer than 0.65 second.
  • The 2-3 shift adapt has reached its limit.

Condition 3

  • The 3-4 shift is longer than 0.65 second.
  • The 3-4 shift adapt has reached its limit.
Customer: replied 4 years ago.
What are the fixes?
Expert:  brownjeff replied 4 years ago.
Has the transmission fluid been checked? Is it full of fluid and clean?
Customer: replied 4 years ago.
Yes
Expert:  brownjeff replied 4 years ago.
What problems are you having with the vehicle. Can you give me some symptoms?
Customer: replied 4 years ago.
No symtoms other than Service Engine Soon light.
Expert:  brownjeff replied 4 years ago.
Have you tried to clear the codes?
Customer: replied 4 years ago.
No, when my wife took it to the dealer to have the code read they didn't clear it.
Expert:  brownjeff replied 4 years ago.
I would try then resetting it and see if they come back. With no notice of any problems they could be false codes.
brownjeff, ASE Certified Technician
Category: Cadillac
Satisfied Customers: 13885
Experience: 17 years experience, ASE certified, dealership certified, Service Manager for 15 years,
brownjeff and 10 other Cadillac Specialists are ready to help you
Customer: replied 4 years ago.
Thank you
Expert:  brownjeff replied 4 years ago.
Your welcome....

Take Care.

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brownjeff
brownjeff
Cadillac Mechanic
13885 Satisfied Customers
17 years experience, ASE certified, dealership certified, Service Manager for 15 years,