Button is to the right of lower part of speedo
Press and hold in button, turn igntion on.
Keep button pressed in for 5 seconds then release.
Turn ignition off.
Turn ignition back on and Spanner symbol should illuminate for 5 seconds.
Turn igntion off. Job done.
Applies to Berlingo, Saxo; Xsara, Xantia with service indicator in dash display.
Citroen: Resetting service indicator
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