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Safety precautions for the Motronic system > < Checking ignition system
Motronic Injection and Ignition System (4 cyl.)>06.96
Checking ignition system
Technical data for ignition system

Engine code letters

ADP

Engine speed sender

Resistance approx. 450 ... 1000 ohm

Notes:
▪Ignition timing is determined by the control unit.
▪Ignition timing cannot be adjusted.

Basic setting of distributor*
Display value on V.A.G. 1551 in function 04, "Basic setting, Display group 17, Display zone 3"

Test value 0 ± 12o

Setting: 0 ± 3o

Spark plugs
(tightening torque 30 Nm)

Part no.101 000 033 AF101 000 051 AA

NGK BKUR 6 ETBOSCH F7 LTCR

Electrode gap

0.7 ... 0.9 mm0.9 ... 1.1 mm

Firing order

1-3-4-2

Spark plug connectors

4 ... 6 kohm

Suppresser

0.6 ... 1.4 kohm

Engine speed limitation by Motronic system
Shut-off engine speed


6500 / min

    *)    Testing and adjusting basic setting .

Engine code letters

ADR

Engine speed sender

Resistance approx. 450 ... 1000 Ohm

Notes:
▪Ignition timing is determined by the control unit.
▪Ignition timing cannot be adjusted.

Spark plugs
(tightening torque 30 Nm)

Part no.101 000 033 AF101 000 051 AA

NGK BKUR 6 ETBOSCH F7 LTCR

Electrode gap

0.7 ... 0.9 mm0.9 ... 1.1 mm

Firing order

1-3-4-2

Spark plug connectors

Resistance approx. 2 kohm

Engine speed limitation by Motronic system
shut-off engine speed


6800 rpm

Engine code letters

AEB

Engine speed sender

Resistance approx. 1.0 kohm

Notes:
▪Ignition timing is determined by the control unit.
▪Ignition timing cannot be adjusted.

Spark plugs
(tightening torque 30 Nm)

Part no.101 000 033 AB101 000 051 AB

NGK BKUR 7 ETBOSCH F6 LTCR

Electrode gap

0.7...0.9 mm

Firing order

1-3-4-2

Spark plug connectors

Resistance approx. 2 kohm

Engine speed limitation by Motronic system
shut-off engine speed


6800 rpm

Safety precautions for the Motronic system > < Checking ignition system