Diagnosis & Repair

WARNING: This page is about a different car, the 2003 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram, see DTC P0031: OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW (BANK NO. 1 SENSOR NO. 1) & DTC P0032: OXYGEN SENSOR HEATER CONTROL CIRCUIT HIGH (BANK NO. 1 SENSOR NO. 1) . For diagnosis and repair, see Fig 1-Fig 7 .

Fig 1: DTCs P2195 & P2196 Diagnostic Procedure (Steps 1-2)

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Fig 2: DTCs P2195 & P2196 Diagnostic Procedure (Step 2 Cont.)

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Fig 3: DTCs P2195 & P2196 Diagnostic Procedure (Steps 3-4)

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Fig 4: DTCs P2195 & P2196 Diagnostic Procedure (Step 5)

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Fig 5: DTCs P2195 & P2196 Diagnostic Procedure (Steps 6-10)

Fig 6: DTCs P2195 & P2196 Diagnostic Procedure (Steps 11-16)

Fig 7: DTCs P2195 & P2196 Diagnostic Procedure (Steps 17-18)