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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System (SFI) - Diagnostics (2AZ-FE)) >> DTC P0037, P0038: Oxygen Sensor Heater Control Circuit (Bank 1 Sensor 2), >> Typical Enabling Conditions >> P0037:

Typical Enabling Conditions: P0037:

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TYPICAL ENABLING CONDITIONS SPECIFICATIONS

Either of the following conditions A and B are met:  
Conditions A The following conditions (a), (b) and (c) are met.
(a) Time after engine start 250 to 500 sec.
(b) Vehicle speed Below 56 mph (90 km/h)
(c) Battery voltage 10.5 V or more
Pass or Fail detection in this driving cycle None
Conditions B The following conditions (a), (b) and (c) are met.
(a) Time after engine start 500 sec. or more
(b) Vehicle speed 25 mph (40 km/h) or more
(c) Battery voltage 10.5 V or more