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Home >> Jeep >> 2003 >> Liberty Limited, 4WD, Part Time, 42RLE >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System - Generators & Regulators >> Verification Tests >> Powertrain Verification Test VER-3

Powertrain Verification Test VER-3

  1. Inspect the vehicle to ensure that all components related to the repair are properly installed and connected. Reassemble and reconnect components as necessary.
  2. With the DRBIII®, clear the DTC's.
  3. If the PCM was not replaced, skip steps  46 then continue the verification.
  4. If the PCM was replaced, the correct VIN and mileage must be programmed or a DTC will set in the ABS and Air Bag modules. In addition, if the vehicle is equipped with Sentry Key Immobilizer Module (SKIM), Secret Key data must be updated to enable start.
  5. For ABS and Air Bag systems: Enter correct VIN and Mileage in PCM. Erase codes in ABS and Air Bag modules.
  6. For SKIM theft alarm: Connect the DRBIII® to data link connector. Go THEFT ALARM, SKIM, MISC. and place SKIM in secured access mode, by using the appropriate PIN code for this vehicle. Select UPDATE SECRET KEY DATA. Data will be transferred from SKIM to PCM.
  7. Perform the generator output voltage test. See OUTPUT VOLTAGE TEST .
  8. Raise the engine speed to 2000 RPM for at least 30 seconds.
  9. Allow the engine to idle.
  10. Cycle the ignition key off then on.
  11. With the DRBIII®, read DTC's.
  12. If there are any DTC's or symptoms present, check for any related TSB's and/or refer to the appropriate symptom test. If there are no DTC's or symptoms present, the repair is complete.