2000 Jeep Grand Cherokee Laredo 4.7L MIL Lamp on
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...
FIX posted 1/23/2006
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Message Closed w/FIX
Vehicle Data2000 Jeep Grand Cherokee Laredo
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2000 Jeep Grand Cherokee Laredo
VIN | 1J4GW48N2Y |
Engine | 4.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MIL Light |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0601 | PCM Internal Check Sum Error |