Nissan X-Trail - Reduced engine performance / rough engine running
| Data sheet | |
|---|---|
| Manufacturer | Nissan |
| Model | X-Trail (T31) |
| Engine | 2.5 i 16 V |
| Engine code | QR25DE |
| Year of construction | 2007 - 2014 |
| Symptoms | Reduced engine performance / rough engine running |
Important safety note
Troubleshooting and remedy for reduced engine performance / rough engine running on a Nissan X-Trail
If the above-mentioned problem is detected, a possible cause may be
In order to exclude other possible causes of malfunction, electrical
The following error codes were read out:
- P1121 Throttle position sensor (TPS) - circuit intermittent high voltage
- U1122 Throttle position sensor (TPS) - circuit intermittent low voltage
In the course of further troubleshooting, a defect was found on the throttle valve.
Remedy: Replace the throttle valve housing in accordance with the vehicle manufacturer's instructions.
Before starting the programming process, please note the following:
- There must be no entries in the error memory
- The battery voltage >13 V
- The coolant battery > 60°C
- For automatic transmissions: selector lever to be positioned on "P"
- For manual transmissions: selector lever in "Neutral" position
Finally a test drive should be undertaken and also another error code query carried out in order to run a check on the repair work.
Please note that such repair work should only be carried out by an authorised specialist workshop and that the vehicle manufacturer's repair and maintenance instructions are to be observed!
Reprinting, distribution, reproduction, exploitation in any form or disclosure of the contents of this document, even in part, is prohibited without our express, written approval; indication of the document source is also required. The schematic illustrations, pictures and descriptions serve only for the purposes of explanation and representation of the instructions and cannot be used as a basis for installation or assembly work. All rights reserved.
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