TCM diagnosis

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02-18-2011, 03:28 PM

Ice D

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Join Date: Aug 2009

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Year: 2000

Model: Cherokee

Engine: 4.0

TCM diagnosis

How do you troubleshoot a TCM?

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02-18-2011, 05:31 PM

1988cherokee

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Location: Lancaster PA

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Year: 1988

Model: Cherokee

Engine: 4.0

A little more info would help. What kind of problem are you having that you need to trouble shoot the TCM?

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02-18-2011, 05:44 PM

tjwalker

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Join Date: Nov 2010

Location: In the middle of Minnesota!

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Year: 1999

Model: Cherokee

Engine: 4.0

Details. Symptoms.

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02-20-2011, 10:18 PM

Ice D

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Year: 2000

Model: Cherokee

Engine: 4.0

2000 xj rhd 4.0 aw4

Early up shifts to 4th with TC lock

sputters and dies randomly

Codes
743 Torque converter clutch (part throttle unlock) solenoid circuit problem - shift solenoid C electrical fault

753 Overdrive solenoid control circuit problem

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