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Home >> Saab >> 1999 >> 9-3 Convertible (9400) L4-2.0L Turbo (B204) >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> P Code Charts >> P0420 >> Diagnostic Procedures >> Checking the Wiring Harness

Checking the Wiring Harness




Checking the wiring harness.







- Visually inspect the wiring to oxygen sensor 2 for chafed insulation or loose contact in the connector.

After performing this procedure
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