Leon Mk1
| Ignition system - Components overview |
| Engine code letters BBY, BBZ, BKY → Anchor |
| Engine code AUB |
| 1 - | Ignition cable |
| q | With suppression connector and spark plug connector |
| q | Resistence 4.8...7.2 kΩ |
| 2 - | Ignition transformer -N152- |
| q | Fitting location → Item |
| q | With markings for the ignition cables: |
| t | A = cylinder 1 |
| t | B = cylinder 2 |
| t | C = cylinder 3 |
| t | D = cylinder 4 |
| 3 - | Connector |
| q | Black, 4 contacts |
| q | For ignition transformer -N152- |
| 4 - | 10 Nm |
| 5 - | Connector |
| q | Black, 2 contacts |
| q | For knock sensor I -G61- |
| q | Connector contacts are gold-plated |
| 6 - | Knock sensor I -G61- |
| q | Fitting location → Item |
| 7 - | 20 Nm |
| q | Tightening torque affects the functioning of the knock sensor I -G61- |
| 8 - | Connector |
| q | Black, 3 contacts |
| q | For Hall sender -G40- |
| 9 - | Hall sender -G40- |
| q | Fitting location → Item |
| 10 - | O-ring |
| q | Replace if damaged |
| 11 - | Ignition cables support-guide |
| 12 - | Spark plug, 30 Nm |
| q | Remove and install with wrench -T20175- |
| q | Electrode type and separation → Chapter, Test data, spark plugs |
| Engine code letters BBY, BBZ, BKY, BXW |
| 1 - | Connector |
| q | Black, 4 contacts |
| 2 - | Ignition coil 3 with output stage -N291- |
| q | Remove with extractor -T10094- |
| q | Ignition coil 1 with output stage -N70- |
| q | Ignition coil 2 with output stage -N127- |
| q | Ignition coil 4 with output stage -N292- |
| 3 - | Connector |
| q | Black, 2 contacts |
| q | For knock sensor I -G61- |
| q | Gold plated contacts |
| 4 - | Knock sensor I -G61- |
| q | Fitting location → Item |
| 5 - | 20 Nm |
| q | Tightening torque affects the functioning of the knock sensor I -G61- |
| 6 - | Connector |
| q | Black, 3 contacts |
| q | For Hall sender -G40- |
| 7 - | Hall sender -G40- |
| q | Fitting location → Item |
| 8 - | O-ring |
| q | Replace if damaged |
| 9 - | 10 Nm |
| 10 - | Spark plug, 30 Nm |
| q | Remove and install with wrench -T20175- |
| q | Electrode type and separation → Chapter, Test data, spark plugs |
| 11 - | Cable guide |
| q | Tighten the camshaft housing to a torque of 5 Nm |
| 12 - | Earth cable |
| q | Tighten or loosen only when the ignition is off |
| 13 - | 10 Nm |
| q | Tighten or loosen only when the ignition is off |
