The front fog lights operate under the following conditions.
● when the light switch is in the “”
position
● when the light switch is in the “AUTO” position and the headlights turn on automatically
However, the front fog lights turn off when the headlights are switched to
CZ:DTC P1152 O2 SENSOR CIRCUIT RANGE/PERFORMANCE (LOW) (BANK1
SENSOR1)
1. OUTLINE OF DIAGNOSIS
Detect that λ value remains low.
Judge as NG when lambda value is abnormal in accordance with λ value of front
oxygen (A/F) sensor and
running conditions such as vehicle speed, amount of intake