How do I find my Jeep Grand Cherokee engine code?

Get behind the Grand Cherokee’s wheel and slide your key into the ignition. Turn the key in the following pattern: On-Off-On-Off-On.
Grab a pen and paper and count the number times the check engine light flashes at you. It will be a code.

What are the Jeep codes?

Each Jeep model, (with few exceptions) comes with a two-character abbreviation:

JK – Wrangler 2007 – present.
LJ – Wrangler Unlimited 2003 – 2006.
TJ – Wrangler 1997 – 2006.
YJ – Wrangler 1987 – 1995.
CJ – Civilian Jeep 1955 – 1986.
KL – Cherokee 2014 – present.
XJ – Cherokee/Wagoneer (Unibody only) 1984 – 2001.

How do you reset the code on a 2004 Jeep Grand Cherokee?

Turn your key into the “ON” position, but do not turn on the engine. Turn headlights on, and leave them on for 10 to 20 seconds. Then turn the headlights off. Turn your key into the “OFF” position, and let the car sit for about one minute.

How do you reset the check engine light on a 2004 Jeep Grand Cherokee?

Step 1 – Reset your check engine light Ground the positive battery cable to negative (black) battery cable for around 30 seconds. Reconnect the positive battery cable. Turn your key into the “ON” position, but do not turn on the engine. Turn headlights on, and leave them on for 10 to 20 seconds.

How do you reset the codes on a Jeep Grand Cherokee?

How to Reset the Fault Code on a Jeep Cherokee

Pull the release lever to open the hood from inside the vehicle.
Open the hood and place the support rod into position to prop up the hood.
Remove the nut connecting the negative battery terminal to the battery, using an open end wrench.
Allow the computer to reset.

How can I tell what kind of Jeep I have?

The VIN number can help you pinpoint the year of a Jeep.

Open the car door on the driver’s side and locate the sticker on the door jamb that reveals the year, make, model and other production information for Jeeps built during the 1970s to the present.
Examine the vehicle identification number (VIN).

What do all the Jeep letters mean?

CJ = Civilian Jeep. TJ = Trendy Jeep. YJ = Yuppy Jeep. Robar , 01-29-2007 07:00 PM.

How to check for diagnostic trouble codes on a Jeep Grand Cherokee?

If you own a 1999-2010 Jeep Grand Cherokee, and your ‘Check Engine’ light is on, you can easily check for Diagnostic Trouble Codes (DTC’s) without a scanner using just a simple key sequence. Steps. Get into your vehicle and make sure the hood, rear tailgate, and all doors on your vehicle are shut.

What is the Check Engine Light code for a jeep?

P1475Auxiliary 5 Volt Output Too High P1476Too Little Secondary Air P1477Too Much Secondary Air P1478Battery Temp Sensor Voltage Out Of Limit P1479Transmission Fan Relay Circuit Open Or Shorted P1480PCV Solenoid Valve Open Or Shorted – Read Our Article on Automotive Circuit TestingFor Help With This Jeep Check Engine Light Code

What does a DTC mean on a Jeep Grand Cherokee?

In the Grand Cherokee WJ, the MIL gives an indication to the vehicle operator when the Powertrain Control Module (PCM) has recorded a Diagnostic Trouble Code (DTC) for an On-Board Diagnostics II (OBDII) emissions-related circuit or component malfunction.

What’s the trouble code on an OBDII Jeep?

OBDII Jeep Code Definitions. Trouble Code Fault Location Probable Cause P1001 Ignition Key Off Timer Performance Too F P1002 Ignition Key Off Timer Performance Too S P1004 Short Runner Valve Control Performance