Scania OCS DTC 139776 Throttle actuator M34

OCS OCS control unit · Scania

Code 139776 (decimal). Some diagnostic tools show it in hexadecimal as 022200.

In short

Implausible value from the throttle actuator.

Applies to: OCS1

What does Scania OCS fault code 139776 mean?

What causes Scania DTC 139776?

How does the system react?

What are the symptoms?

How to fix Scania OCS fault code 139776?

Read the full explanation with Premium

Causes, system reaction, symptoms and step-by-step repair instructions for every fault code are available to Premium members.

  • Full explanations of every code and brand
  • Causes, symptoms and repair steps
  • New brands and codes included
Get Premium – 7,50 € / month I already have an account

Yearly plan: pay 10 months, get 12. Cancel at any time.

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 139776 in other Scania systems