DTC P0038: Ho2S Heater (Rear, RH) Circuit High: Notes

WARNING: This page is about a different car, the 2004 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: DTC P0038 Detection Condition & Possible Causes Chart (1 Of 2)

Courtesy of MAZDA MOTORS CORP.

Fig 2: DTC P0038 Detection Condition & Possible Causes Chart (2 Of 2)

Courtesy of MAZDA MOTORS CORP.