× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2000 Jeep Grand Cherokee Laredo 4.7L MIL Lamp on
Posted to Chrysler Driveability on 1/6/2006 11 Replies

Jeep runs and drives great. Everything works but the MIL light is on and we're pulling a P0601 code. The code description on All Data says "P0601 - PCM INTERNAL CONTROLLER FAILURE" and their recommended fix is to replace the PCM. Has anyone dealt with this? Do...

11 Replies Received (View Replies)

  Related Documents & Media  2000 Jeep Grand Cherokee Laredo

 
Message Closed w/FIX

car Vehicle Data

2000 Jeep Grand Cherokee Laredo

VIN 1J4GW48N2Y
Engine4.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MIL Light
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0601PCM Internal Check Sum Error
Message Closed w/FIX

car Vehicle Data

2000 Jeep Grand Cherokee Laredo

VIN 1J4GW48N2Y
Engine4.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MIL Light
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0601PCM Internal Check Sum Error