Cherokee 4WD L6-4.0L VIN S (1998)
Information Bus: Flow of Diagnosis
There are 3 main control systems in Chrysler Vehicles:
Powertrain Control Module PCM in Computers and Control Systems See: Testing and Inspection
Transmission Control Module TCM in Transmission Control Systems See: Transmission Control Systems/Testing and Inspection
Body Control Module BCM or Central Timer Module CTM in Computers and Control Systems/Body Control Module See:
NOTE: If diagnostic procedures are not available at the component/system to be tested, check one of these 3 systems for information
All "P" codes are shown as they would be retrieved using the Chrysler Scan Tool DRB - Diagnostic Readout Box. Testing is provided for these codes
only, no information is provided by Chrysler for unlisted "P" codes. Code numbers retrieved via a non-DRB (generic) scan tool may not match codes
listed.
EXAMPLE:
OE Trouble Code Name:
5 Volt Supply Output Too Low
-(Code Description)-
MIL Code Number:
71
Hex Code Number:
92
Scan Tool Code Number:
P0149