Astra F
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Table 1 - TECH 1 Checking TECH 1 refers to table 1, if the equipment is correctly connected, but no data (with ignition ON) can be received by TECH 1.
· Start TECH 1 self-test. Connect TECH 1 Opel Test Adapter between TECH 1 and diagnostic plug in vehicle (see Operating Instructions).
If data can still not be received after the self-test:
- Diagnostic plug (ALDL) - ABS telltale - Control unit voltage supply - Control unit ground connection
are to be checked according to Table 1.
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