Field Remedy: 1592
| Subject: | 1.9 Diesel Engine - Surge when driving between 2600 - 2800 rpm |
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| Models: | Engines: | Option: |
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| Vivaro 2001...2003 | F9Q-762-1.9 DI| F9Q-760-1.9 DTI | All |
| Complaint: | Unable to hold a constant revs and slight flat spot at approx. 2700rpm. |
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| Cause: | Incorrect mapping of engine management software. The boost pressure measurement is not correctly aligned with the operational range of the turbocharger. |
| Production: | New ECU with revised software available on production from the following Breakpoints: F9Q 760 W0LF7ACA63V 629406 (11.04.2003) F9Q 762 W0LF7BBB53V 629115 (08.04.2003) . |
In case of customer complaint the engine software can be re-flashed to version 12 available on TIS 2000 CD 40. The issue is particularly evident with certain adopted driving styles therefore the re-flash should only be performed where there is a documented history for this complaint.
| FunctionalGroup: | J - Engine |
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| Complaint Group: | 19 - Poor Engine Driveability |
| Trouble Code: | None |
