- Open the Wrangler’s hood and prop it up with the support bar.
- Loosen the bolt on the negative battery clamp using a ratchet and socket.
- Wait 30 minutes for the computer to reset itself.
- Put the negative battery clamp back onto the negative battery terminal and tighten the bolt.
Additionally, how do I reset my jeep after replacing the battery?
- Jeep Electronic Control Unit Reset.
- Disconnect the battery by removing the positive battery cable.
- Ground the positive cable to the negative cable for 30 seconds to erase the electric charge in the capacitors.
- Reconnect the positive cable to the battery.
- Turn the key to on but do not start.
- Turn the headlights on.
Quick Answer, how do you clear the codes on a Jeep Wrangler?
- Make sure the engine is not running and key is out of the ignition.
- Disconnect the battery terminals.
- Wait 5 minutes.
- Reconnect battery terminals.
- Insert and turn the ignition key to the run position without starting.
- All error codes are cleared and CHECK ENGINE icon disappeared.
Also the question is, why is my battery light on in my Jeep Wrangler? If your Jeep Wrangler battery warning light comes on while driving, be hopeful to turn off your accessories, so the battery doesn’t drain further. The warning light usually means that the alternator isn’t working appropriately meaning you are operating solely on battery power.
Amazingly, will disconnecting the battery reset the computer? While disconnecting the battery will not permanently damage your vehicle’s computer, it can cause it to function differently. That’s because, if you disconnect your battery for long enough to reset the computer, it may cause the processor to forget everything it has learned.
- Step 1 – Remove the positive (red) battery cable.
- Step 2 – Ground the red cable to the negative terminal.
- Step 3 – Reconnect the positive battery cable.
- Step 4 – Turn on your Jeep.
- Step 5 – Cycle the headlights.
- Step 6 – Turn the key off and remove.
Contents
How do I reset my car code without a scanner?
How many miles does it take to reset a jeep computer?
For good measure. Anytime that you reset your Jeep PCM you should keep in mind that you will need to drive your car for approximately 10-15 miles so your Jeep ECM can re-learn your driving habits and fuel management.
How do you reset the dashboard lights on a Jeep Wrangler?
Put the key in the ignition and turn it to the “On” position for about five seconds. Turn the engine on. The engine warning light will flash and then turn off.
How do I check the battery life on my Jeep Wrangler?
What kind of battery does a Jeep Wrangler take?
In fact, in many cases, there may only be one choice. With 2018 and newer Jeep Wranglers (as well as Gladiators), the battery you’ll want to use is the OPTIMA H6 or H7 YELLOWTOP.
How do I check the battery on my Jeep Wrangler?
How do I reset my key fob after replacing the battery?
- STEP 1-Turn on the ignition. You should sit in the driver’s seat with both the ignition key and the key fob with all doors closed.
- STEP 2-Press the lock button.
- STEP 3-Turn off the ignition.
- STEP 4-Repeat the process with other key fobs.
- STEP 5-Restart the process.
Does touching the battery cables together to reset computer?
Whenever you touch the battery cables together and drain the capacitors the clock will lose its memory, the radio stations will need to be reset, all fault codes will be cleared, the outside temperature may take some time to relearn, any systems with security codes will need to be reset and the computer will need to …
Will disconnecting battery reset tune?
And removing your battery cables for safety precaution’s doesn’t remove the tune . It will reset everything as far as your air/fuel ratio so when you start it up again and let it do the idle adjustment . Then take it out for a normal drive so the Ecu can relearn your driving habits again.
How do you reset the computer on a 2010 Jeep Wrangler?
- Open the Wrangler’s hood and prop it up with the support bar.
- Loosen the bolt on the negative battery clamp using a ratchet and socket.
- Wait 30 minutes for the computer to reset itself.
- Put the negative battery clamp back onto the negative battery terminal and tighten the bolt.