P1110

DTC P1110/17518

Note:
^ B1 = Bank 1 (right side), S1 = Sensor 1 (front HO2S), B2 = Bank 2 (left side), S2 = Sensor 2 (rear HO2S).

^ O2S heater Z30 is switched ON after engine start when the calculated exhaust temperature exceeds 420°C (788°F) Refer to Read Measuring Value Block function 08, Display Group 36, display field 1.

^ DTC P1110/17518 is set after engine start if the O2S heater current is greater than 10A for more than 80 ms or greater than 4A for more than 1second with battery voltage between 9-16 volts.