Engine Electrical System Specifications (Opel Frontera A)

Note: Individual characteristics are also given in the text of the Chapter.

Ignition system

Ignition system	With distributor (2.4 l) or without distributor with ignition module (2.0 l since mid-1995)
Engine 2.0 l before 1995
Angle of closed state of contacts	Electronic regulation
Ignition timing	from 8° to 12° before TDC at idle speed
Spark plugs	According to the manufacturer's catalog
Distance between electrodes	0.7 - 0.8 mm
Engine 2.4 l
Angle of closed state of contacts	Electronic regulation
Ignition timing	Electronic regulation
Spark plugs	According to the manufacturer's catalog
Distance between electrodes	0.7 - 0.8 mm
2.0L engine since mid-1995
Angle of closed state of contacts	Electronic regulation
Ignition timing	Regulated by the injection system
Spark plugs	According to the manufacturer's catalog
Distance between electrodes	0.7 - 0.8 mm
2.2L engine since mid-1995
Angle of closed state of contacts	Electronic regulation
Ignition timing	Electronic regulation
Spark plugs	According to the manufacturer's catalog
Distance between electrodes	0.7 - 0.8 mm

Voltage	12 V
Capacity	Depending on engine and model 36, 44, 55 or 66 Ah
Type	Not serviced

Generator used	Bosch or Delco Remy, depending on the motor 70 or 90 A
Bosch Generator
Current/Type	70 A, type K1 14 V 28/70 A
Voltage	14 V
Current output at 1500 rpm	27 A
Current output at 2000 rpm	46 A
Return current at 6000 rpm	70 A
Min. diameter of slip rings	31.5 mm
Min. brush protrusion	5 mm
Excitation winding resistance	28 Ohm + 10%
Stator winding resistance	0.10 + 10 %
Voltage at 4000 rpm	13.7 - 14.5 V
Delco-Remy Generator
Max. output current	70 A or 100 A
Voltage	14 V
Return current at 1500 rpm	26 A or 35 A
Return current at 6000 rpm	72 A or 100 A
Min. brush length	20 mm
Excitation winding resistance	1.7 Ohm

Type	DW 1.4 kW
No load test: – current consumption - at the number of revolutions - voltage	80 A 7500 rpm 11.5 V
Short circuit test: - voltage – current consumption	8.0 V 410 A
Collector diameter	33.5 mm
Min. brush length	7.0 mm

Article published on the website (OpelBook.ru)

Note: Fastener tightening torques are also given in the text of the Chapter.

OHC 2.0L engine produced before 1995
Starter, gearbox side	75
Starter, engine side	45
Generator to console	25
Generator console to cylinder block	40
Support for the generator	25
Starter support to cylinder block	15
Spark plug	25
OHC 2.0L engine since mid-1995
Starter to cylinder block	60
Crankshaft speed sensor toothed rotor	13
Starter support to cylinder block	25
Generator mounting bracket to cylinder block	35
Knock sensor to cylinder block	25
Crankshaft angular speed sensor in the cylinder block	6
Oxygen sensor in the muffler	30
Spacer for exhaust manifold and generator	18
Support for intake manifold and generator	18
Lower generator mounting bolt to console	35
Spark plugs	25
DOHC 2.2L Engine
Starter to cylinder block	60
Ignition module to adapter	8
Crankshaft speed sensor sprocket	13
Starter support to cylinder block	25
Generator mounting bracket to cylinder block	35
Knock sensor to cylinder block	20
Crankshaft angular speed sensor in the cylinder block	6
Oxygen sensor in the muffler	30
Spacer for exhaust manifold and generator	18

Checking the article: Meshcheryakov Damir

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Opel Frontera A: Engine electrics

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