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P1596 Diagnostic Trouble Code Discussion for January 2005

Speed Control Switch Continuous High Voltage

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Trouble Ticket Help Requests for DTC P1596
Help Request Posted
1999 Jeep Wrangler Sport 4.0L MIL Lamp on VIN: 1J4FY19S6X
P1596: Speed Control Switch Continuous High Input. SES light stays on, shifts funny, shows high voltage code always to computer, run test said to replace tps sensor did this but problem still exist, next step was to check grounds. Checked 5 volt reference from computer to tps was good, also checked the voltage...
January 24, 2005