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Electronic Ignition System (Hall Triggering) Important Workshop Information > < Ignition Timing and Deviation Range, Check and Adjust

Astra

 

 

Using TDC Sensor Measuring Device (only OHC engines)

 

Two contact pins are located on crankshaft and a brass sleeve in engine block.

Sleeve is for mounting TDC sensor. Using this device in conjunction with an ignition tester, it is possible to measure engine speed, dwell angle and ignition angle.

The three measurement values are displayed digitally at the same time.

Connect ignition tester.

See also "Dealer Construction Advice/Workshop Equipment Group J/K".

 

 

Object Number: 2373896 Size: DEFAULT

 

 

Insert SENSOR up to stop in sleeve in engine block.

 

Illus. A 7915 shows sensor sleeve on 12 SC, 13 N and 13 SC OHC engines.

 

 

Object Number: 2373929 Size: DEFAULT

 

Illus. B 3732 shows sensor sleeve on 1.6 and 1.8 litre engines.

 

Connect device to battery positive and negative terminals.

 

 

Object Number: 2374453 Size: DEFAULT

 

 

Connect trigger pincers to high tension cable of Cylinder 1: make connection to Terminal 1.

Measure engine speed and ignition angle.

 

 

Object Number: 2373990 Size: DEFAULT

 

 

Electronic Ignition System (Hall Triggering) Important Workshop Information > < Ignition Timing and Deviation Range, Check and Adjust