Astra
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General Instructions / Safety Measures Readout of data using TECH 1 takes place with ignition ON and/or with engine operating. Trouble codes are deleted by pressing the "F4" key.
Important: During diagnosis using TECH 1, the ABS is incapable of functioning.
Safety Measures: - Allow at least 20 seconds after switching off engine before disconnecting/ reconnecting plugs of electric/electronic modules.
- Never disconnect battery from vehicle electrical system with engine running.
- During welding work, always remove control units.
- At temperatures above +80 °C/+176 °F (drying oven), control units must be removed.
- Before charging or quick-charging, disconnect the battery from the vehicle electrical system.
- Never use the quick-charger for starting.
- Caution when touching voltage-bearing parts of the ignition system.
- Use only high-resistance voltage tester for checking.
Important: After disconnecting the battery, volatile memories must be reprogrammed. In the case of radio coding and radio station programming, the customer should be informed about the recoding and deleted station programming.
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