Circuit/System Testing

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Ignition OFF, disconnect the 22-way automatic transmission (AT) wiring harness connector (C2) at the TCM.
Test for 5-8 ohms between the PC solenoid high control circuit terminal and low control circuit terminal.
- If not within the specified range
  - Remove the appropriate solenoid and test for 4-8 ohms.
    - If not within the specified range, replace the valve body assembly.
  - Replace the AT wiring harness, refer to Wiring Harness Removal procedure and Wiring Harness Installation procedure.
Replace the TCM, refer to Transmission Control Module Removal procedure and Transmission Control Module Installation procedure.