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
Press the “PTY/CAT” button to change to the PTY selection mode. At this time,
the PTY group that you are currently listening to will be displayed for 10 seconds.
In PTY selection mode, “PTY SEL” is displayed on the screen.
PTY (Program type) group selection
In PTY selection mode, p