2003 Jeep Grand Cherokee "odometer without key" Questions

...without expensive test gear? Cycle the key on and off three times leaving it on the third time. A number should appear in the odometer, something like "P0456" and then it will say "done" when all the ...

...scanned the fault codes stored there; turn the ignition key (without start engine) "on/off on/off on" and read odometer codes Pxxxx. Note this codes and send us for other details. Keep in

...without key in hand? no it cant and picking the cylinder probable damaged to where you will now need to replace and programm the system instead of having key[s] made by dealer or an auto approved ...

turning the key on and off without starting it 3 times and leaving it on the 4th time. Codes will flash up on the odometer. Buy a book for your car at any auto parts store, They have the codes in them

...odometer will be replaced with codes. If no codes are present then "Done" will appear. The running and starting problem are likely two different problems, I had problems with mine starting and it ...

...without cranking the engine. On the third key on position, leave ignition on. Where the odometer is at should list a P-code. This usually says what the check engine light is. For example if P0455 ...

odometer on/off I only get, "done." I bought a pocketscan obd2 but doesn't register codes or any other category. The gauges show zero oil pressure. It's our only car and I need to get it running asap,

without the ability to read it you cannot accurately test it. With the key on but not started press and hold the trip reset button. This may allow the instrument cluster to enter self diagnostics mode

...that switches the odometer 4.Turn key to ON position without starting the car. You will notice the maintenance light blink and go out. 5.Release the odometer button/knob. 6.Turn key to OFF

...odometer button, turn the ignition key to the "key-on/engine-off" position without actually starting the engine. At this point, a service indicator light will display (in the form of a wrench). Press ...