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Toyota Workshop Service and Repair Manuals

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EG001-05 > < Engine Controls - MIL ON/DTCs P0037/P0038/P0136|Page 1122

Sienna AWD V6-3.3L (3MZ-FE) (2004)

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cause of the DTC.

Refer to the Technical Information System (TIS), 2004 model year Sienna Repair Manual, for the applicable DTC (P0037, P0038, or P0136):

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Engine/Hybrid System - Engine Control - "SFI System: P0037, P0038, P0057, P0058 Oxygen Sensor Heater Control Circuit High"

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Engine/Hybrid System - Engine Control - "SFI System: P0136, P0156 Oxygen Sensor Circuit Malfunction"

EG001-05 > < Engine Controls - MIL ON/DTCs P0037/P0038/P0136|Page 1122