FixVault
Home
›
Jeep
›
2015
›
Grand Cherokee Laredo, AWD
›
Repair and Diagnosis
›
Engine Performance
›
System
›
3.6L - DTCS P000A To P0159
›
DTC Troubleshooting
›
P0135-O2 Sensor 1/1 Heater Performance
›
When Monitored
When Monitored
This diagnostic runs when the following conditions are met:
With the engine running.
Heater duty cycle greater than 0%.
Battery voltage greater than 11.0 volts.