How to reset a jeep grand cherokee computer?

1. Disconnect the battery by removing the positive battery cable.
2. Ground the positive cable to the negative cable for 30 seconds to erase the electric charge in the capacitors.
3. Reconnect the positive cable to the battery.
4. Turn the key to on but do not start.
5. Turn the headlights on.

You asked, how do I reset my Jeep computer?

1. Step 1 – Remove the positive (red) battery cable.
2. Step 2 – Ground the red cable to the negative terminal.
3. Step 3 – Reconnect the positive battery cable.
4. Step 4 – Turn on your Jeep.
5. Step 5 – Cycle the headlights.
6. Step 6 – Turn the key off and remove.

Similarly, how do you reset a PCM on a Jeep Grand Cherokee?

1. Step 1 – Prepare to reset the ECU.
2. Step 2 – Disconnect the battery.
3. Step 3 – Ground positive cable to the negative cable.
4. Step 4 – Reconnect the battery.
5. Step 5 – Turn the headlights on and then off.
6. Step 6 – Turn key to the “OFF” position.

Moreover, how do you reset the computer on a 2004 Jeep Grand Cherokee?

1. Step 1 – Prepare to reset the ECU.
2. Step 2 – Disconnect the battery.
3. Step 3 – Ground positive cable to the negative cable.
4. Step 4 – Reconnect the battery.
5. Step 5 – Turn the headlights on and then off.
6. Step 6 – Turn key to the “OFF” position.

Beside above, how do I reset my 2016 Jeep Grand Cherokee? In order to do this You will need to press and hold both the temperature up and temperature down buttons on the driver side of the controls. Do not let go until the display changes to the engineering menu. Scroll down in the menu until You see Reset to factory default and press it.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 I reset my ECU?

What is the PCM on a Jeep Grand Cherokee?

The Powertrain Control Module (PCM) is the computer that controls most of your Jeep’s essential systems. The PCM controls the engine timing, the fuel to air ratio, the transmission, and the anti-lock brakes, along with dozens of other smaller functions.

Where is the computer located on a 2006 Jeep Grand Cherokee?

The 2006 Jeep Grand Cherokee is usually located in the engine bay on the driver side, on the firewall or near the battery.

Where is the PCM on a 2004 Jeep Grand Cherokee?

The coolant reserve/overflow tank will be in the way but the location of the PCM is on the cowl panel in the right/rear side of the engine compartment.

Where is the TPMS reset button on a Jeep Grand Cherokee?

To reset the tire pressure monitor or tpms system in your 2018 jeep grand cherokee vehicle, turn the ignition key to the “on” position and depress the tpms button, usually located under the dash, until the tpms light blinks several times.

How do you reset the perform service on a Jeep Grand Cherokee?

1. Turn the ignition switch to the “ON” position without starting the vehicle.
2. Press the gas pedal to the floor slowly three times within 10 seconds.
3. Turn the ignition off. Wait 10 seconds and start the engine.

How do I reset my oil change light on my Jeep Grand Cherokee?

1. Turn the ignition switch to the ON position, do not start the engine.
2. Fully depress the accelerator pedal slowly three times within 10 seconds.
3. Turn the ignition switch to the OFF/LOCK position.

How do you reset the computer on a 2010 Jeep Wrangler?

1. Open the Wrangler’s hood and prop it up with the support bar.
2. Loosen the bolt on the negative battery clamp using a ratchet and socket.
3. Wait 30 minutes for the computer to reset itself.
4. Put the negative battery clamp back onto the negative battery terminal and tighten the bolt.

How long do I have to drive to reset OBD?

So why is the light still on? 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.

How many miles should I drive after resetting check engine light?

To make sure the check engine light does not reappear, it’s recommended that you drive your car 30 to 100 miles. This enables the vehicle’s “Drive Cycle” to reset, as the various sensors need time to recalibrate.