Evaluation: Air mass drawn in (actual) display
WARNING: This page is about a different variant/trim than selected.
| V.A.G 1551 display |
Possible cause of malfunction |
Corrective action |
| Below 230 mg/H |
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- Check intake air system for leaks.
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| Above 370 mg/H |
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- Run engine at increased speed to warm up and repeat check.
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- Engine at idle for 3 minutes, give burst on throttle.
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- Mass Air Flow (MAF) Sensor G70 inoperative
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- Check Mass Air Flow (MAF) Sensor G70 function → Mass Air Flow (MAF) sensor, checking
- If DTC is present; Measuring value block indicates a constant air mass value of approx. 550 mg/H over the complete RPM and load range.
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