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Why is My Jeep Grand Cherokee not recognizing my key?

Why is My Jeep Grand Cherokee not recognizing my key?

It is the ignition switch. It is not recognizing your key correctly. The car basically thinks it is being stolen and shuts down. The dealer changed my ignition switch in Nov. of ’06 and I have not had the same problem since. Fortunately for myself the Jeep was still under warranty. I can’t imagine this is cheap.

What are the problems with the Jeep Grand Cherokee?

“No CCD/J1850 messages received from the electronic transmission control module (EATX) or the Asian transmission controller)” P1686 – No SKIM BUS Messages Received. “No CCD/J1850 messages received from the Smart Key Immobilizer Module (SKIM)” The smart key system seems to be the issue.

Why does my Jeep Grand Cherokee not start?

It might be the ignition switch, but the Jeep is still driveable. If it was the ignition switch, it would just shut down after a few seconds after starting the engine. I have a 2001 JGC and one day I went to start the Jeep and all the dash board icons were lit up along with all my gauges being dead.

Why is my Jeep Grand Cherokee stuck in neutral?

A faulty brake transmission shift interlock solenoid caused vehicles to be stuck in ‘park’ or ‘neutral’ despite shifting gears. The malfunction was due to a manufacturing error that resulted in the part having a loose electrical connection. The 2014 and 2015 Jeep Grand Cherokee also suffered from similar transmission problems.

Why does my Jeep Grand Cherokee start but shut off?

Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.

What was the problem with my 2002 Jeep Grand Cherokee?

2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.

How does the smart key work on a Jeep Grand Cherokee?

The Smart Key Imobalizer works by electronically cutting out both the fuel pump and ceasing spark plug firing. I also tried starting the engine with a spare key that does not have the Smart Key chip, the engine started and the SKIS indicator lamp (the orange light with the key and the line going through it) came on.

Why does my Jeep not recognize my key?

Most guys can come to your Jeep and program the keys to the Jeep. If the key light is on in the dash, the Jeep is not recognizing the RFID in the key. I am not sure what would cause the ECU to lose the key programing. My locksmith only charges me $35 for the programing (per key). Karen, is the light flashing or steady?

Is there a security key in a Jeep Grand Cherokee?

I just bought my first Jeep (2003 Grand Cherokee) a couple weeks ago and it only came with 1 key. I went to the hardware store and had another made b/c it didn’t look like they have a chip in the key.

What to do if your Jeep Grand Cherokee won’t start?

Normally you can get fault codes out of the PCM using the key dance: ignition switch off-run three times and leave in run at the third time. The odometer will show DONE or any fault code (s). But since the PCM is not sending any info, this most probably will also not work.

Why are my dash lights flashing on my Jeep Wrangler?

I have been the victim of the random flashing dash lights issue. It happened in my 2012 and my 2013. The Jeep will also not start randomly. I also know the web is full of people with the same issue (even in other Jeep vehicles). The dealership knows nothing, and was blaming my CB and LED headlights.

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Ruth Doyle