How do you complete a drive cycle on a Dodge?
Chrysler & Dodge: Drive Cycle Procedures to complete OBD Readiness Monitors
- Warm engine up for five minutes (must reach closed loop)
- Drive (with steady throttle) at a speed between 40 and 60 mph for 8 minutes.
- Stop and idle for 3 minutes.
- Drive (with steady throttle) at a speed above 20 mph for 2 minutes.
Why is my O2 sensor not ready?
if the oxygen sensor and catalyst monitors are also not ready, the culprit is most likely a weak battery. if your battery is more than four years old, replace it and re-run the drive cycle. even though your car may start just fine, the pcm is hypersensitive to the slightest glitch in the battery.
How do you fill an oxygen sensor on a heater monitor?
This checks the sensor heater circuit. After this, turn the A/C and defroster off, then accelerate at half throttle to 55 mph and hold at a steady 55 mph for three minutes. This will complete the second half of the monitor that checks the responsiveness of the O2 sensors.
Can you pass emissions with catalyst not ready?
Answer: Depending how old your vehicle is, the catalyst monitor might be allowed to remain incomplete and the vehicle still pass the smog inspection. Currently 1999 and older gasoline powered vehicle’s are allowed one incomplete monitor.
How long does it take for oxygen sensor to reset?
Turn the ignition to the on position but do not turn on the engine (it will not start anyway). After five minutes, reinsert the fuse. The lamp of the check engine will blink and then turn off, indicating that your ECU has been restored.
How many miles do you have to drive to reset oxygen sensor?
Here’s something you probably don’t know: after clearing the car’s computer you will need to drive for about 50 to 100 miles. As you drive your car the computer will monitor all the sensors and register the results.
What causes EVAP not ready?
As a rule, the EVAP monitor only runs when certain conditions have been met. If these conditions have not been met since the last time the monitor ran, or since the last time the battery was disconnected, or since the last time fault codes were cleared from the PCM memory, the EVAP monitor will NOT be ready.