Gear Shift Control Module A Communication Circuit High

Where it lives

For P0862, the circuit described runs through the module. The description of P0862 reports a fault at the module.

Check these first

• An open in the module A data bus
• A data bus shorted to voltage
• A failed module A
• A chafed module A harness

What to do next

1. Scan all modules for communication faults
2. Test the module A data bus for an open
3. Test the bus for a short to voltage
4. Inspect the module A harness
5. Replace module A if it does not communicate
6. Clear the code and retest

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