Engine Electrical Specifications (Opel Vectra C)

Ignition system (petrol models)

Type - Electronic with direct ignition (without distributor)

Firing order:

• 4-cylinder engines - 1-3-4-2 (the first cylinder is located on the timing drive side)
• 6-cylinder engines - 1-2-3-4-5-6

Engine management system

OBD II trouble codes read from the control module memory using a diagnostic scanner.

Note: The Malfunction Indicator Lamp (MIL) lights up when there is a fault in the system. You can find more detailed information on the codes for your model on the websites obdii.com, obd2.com, obd-2.de

Information content of OBD II code bits

Example: R 0 3 8 0

From left to right:

• 1st rank
• P - power unit
• In the body With the chassis
• 2nd category (source code)
• 0 standard SAE
• 1 extended - manufacturer-defined
• 3rd category (system)
• 0 system as a whole
• 1 air mixing (air/fuel induction)
• 2 fuel injections
• 3 ignition system or misfires
• 4 additional release control (auxiliary emission control)
• 5 vehicle speed and idle control.
• 6 input and output signals of the control unit
• 7 transmission
• 4, 5 digits Component or circuit fault sequence number (00-99)

Starting and charging systems

System type: 12 volt, negative grounded

Battery:

• Charging voltage, V - 12
• Capacity, Ah — 55, 66, 70 or 72

[Original source on the website: www.opelbook.ru]

Tightening force of threaded connections, Nm

Battery tray mounting bolts to the body - 10

Battery Cover Fasteners - 15

Generator wiring fastening nuts:

• Nut M6 - 5
• Nut M8 - 10

Engine Z16XE/Z18XE

Ignition module mounting bolts - 8

Engine cover mounting screws - 8

Generator mounting bolts - 35



Generator bracket mounting bolts and nut - 35

Starter mounting bolts - 25

Exhaust system exhaust pipe protective bracket mounting bolt - 20

Z18XE Engine

Upper generator mounting bolt - 20

Lower generator mounting bolt - 35

Engines Z22SE/Z22YH

Ignition module mounting bolts - 9

Generator mounting bolts - 20

Z20NET Engine

Ignition coil mounting bolts - 9

Z32SE Engine

Vacuum Line Fasteners - 7.5

Generator mounting bolts - 35

Starter mounting bolts - 40

Z19DT(H) Engines

Vacuum Line Fasteners - 9

Glow plugs Z19DT 25 Z19DTH — 60

Generator mounting bolts - 60

Generator terminal fastening nut (M6) — 5

Generator terminal fastening nut (M8) — 10

Fuel filter mounting clamp nuts - 25

Engines Y20DTH/Y22DTR

Glow plugs - 10

Generator mounting bolts - 35

Upper starter mounting bolt - 40

Starter mounting studs - 40

Exhaust manifold support mounting bolts - 25

Y30DT Engine

Multi-rib belt guide roller mounting bolt - 50

Multi-rib belt tensioner mounting bolts - 25

Heat Shield Mounting Bolts - 21

Turbocharger mounting bolts - 21

Generator mounting bolts - 28

Starter mounts - 64