Scania OCS DTC 39168 Charge air temperature sensor T168 upstream of the throttle

OCS OCS control unit · Scania

Code 39168 (decimal). Some diagnostic tools show it in hexadecimal as 009900.

In short

Recurring implausible signal from the charge air temperature sensor.

Applies to: OCS1

What does Scania OCS fault code 39168 mean?

Recurring implausible signal from the charge air temperature sensor.

What causes Scania DTC 39168?

The fault can be due to any of the following: - Fault in charge air temperature sensor, harness-to-harness connector or cable harness. - Loose contact in the charge air temperature sensor circuit.

How does the system react?

The torque is limited. A yellow warning indication is displayed.

What are the symptoms?

The fault affects engine performance. The vehicle is difficult to start or cannot be started.

How to fix Scania OCS fault code 39168?

  1. Check the charge air temperature sensor, harness-to-harness connector and cable harness.
  2. Renew the charge air temperature sensor.

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