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Components
A40 - ignition coil - direct ignition.
K26 - relay - engine control controller.
A84B - controller - Motronic.
K35 - relay - fuel pump.
A111 - throttle valve - positioner.
L2A - injection valve - cylinder 1.
B1-Y21 - Sensor - Twinport position.
L2B - injection valve - cylinder 2.
B39 - sensor - coolant temperature.
L2C - injection valve - cylinder 3.
B57 - sensor - oxygen, catalytic converter check.
L2D - injection valve - cylinder 4.
B65 - sensor - knock control.
Y1-Y21 - solenoid valve - Twinport.
B69 - mass air flow meter.
Y21 - module - Twinport.
B166 - oxygen sensor, mixture control, heated.
Y56 - solenoid valve - exhaust gas recirculation.
F33 - fuse.
Y57 - solenoid valve - tank ventilation.
Connectors
X18 - front end and engine.
X54 - engine and controller - Motronic.
X53 - front end and controller - Motronic.
Earth connection points
12 - engine.
Abbreviations
15 - 12 volts with the ignition on.
F30 - fuse F30.
15A - 15 amps.
F46 - fuse F46.
20A - 20 amps.
KSP - fuel pump.
30 - 12 volts.
PPS - pedal position sensor.
F9 - fuse F9.
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