968 Cabriolet L4-2990cc 3.0L DOHC (1993)
Should the fault status change from not present to present at a number below 50, the counter is reset to 50. If a number above 50 is displayed, the
difference indicates the number of loose contacts that have occurred. Even at a value above 50, the counter counts down to zero when the above
combination of conditions is met.