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Home >> Pontiac >> 2009 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 169 (Lighting Systems) >> Diagnostic Information and Procedures >> DTC B2645 >> Circuit/System Verification

Circuit/System Verification

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Ignition ON, headlamp switch in the AUTO position, observe the scan tool Ambient Light Sensor parameter. The reading should be between 0.196-4.8 volts and change between day and night time conditions.

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