P1CB1 JEEP - Gear Shift Actuator 1 Engage Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Transmission Hydraulic System
  • Transmission Mechanical Operation Problem
  • Faulty Transmission Controller Module (TCM)

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1cb1 Jeep Description

This diagnostic checks for the proper response of the gear shift actuator 1st-3rd to the Transmission Controller Module (TCM) engage command. The gear shift actuator 1st-3rd is controlled by the TCM via the electrovalves PPV1 and PPV2. This diagnostic checks the position sensor 1st-3rd output to confirm that the gear shift actuator 1st-3rd has moved to the proper position when it is controlled by the TCM and that the gear has been engaged.
OBDII Code P1cb1 Jeep - Gear Shift Actuator 1 Engage Failure - AutoCodes.com

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P1CB1 JEEP Comments

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