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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 488 (Powertrain Diagnostic Procedures - Gas) >> Diagnostic Information And Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0633-Skim Key Not Programmed In Pcm >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
P0633-SKIM KEY NOT PROGRAMMED IN PCM DIAGNOSTIC TEST REFERENCE

TEST ACTION APPLICABILITY
1 Ignition on, engine not running.
With the DRBIII®, erase DTCs.
Using the DRBIII®, program the SKIM Key information into the PCM.
Start the engine.
NOTE: If the engine will not start, crank the engine over for 15 seconds. Crank at least 2 times with the ignition switch returning to the off position each time.

Allow the engine to reach normal operating temperature.
With the DRBIII®, read DTCs.
Does the DTC reset?
Yes --> Replace and program the Powertrain Control Module per Service Information.
Perform POWERTRAIN VERIFICATION TEST VER - 5 .
No --> The SKIM KEY information has been successfully programmed into the PCM. Test is complete.
Perform POWERTRAIN VERIFICATION TEST VER - 5 .		 All
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