P0862 OBD-II: Gear Shift Control Module "A" Communication Circuit High

P0862 Severity

Urgent

Should you fix P0862 yourself?

Identifying an OBD code is just the start of a complete diagnostic routine. Most trouble codes are caused by a sensor reporting a value that is out of range. Just replacing a sensor may not fix underlying issues. Be sure to understand the code, the part or system in your car that the code refers to, and the risks of delaying professional repair.

Proper diagnosis will save you time and money on unnecessary repairs.

Urgent codes indicate immediate action is necessary. These are urgent and significant malfunctions that can cause severe damage to the vehicle or harm the driver and passengers.

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P0862 Summary Find a Repair Shop P0862 Details Ask RepairPal CarGenius Other OBD-II Codes

What causes OBD-II fault code P0862?

The Transmission Control Module (TCM) and the engine computer (PCM) constantly talk to each other to ensure that the driver's request for performance is met. If the TCM and PCM fail to communicate, code P0862 is stored.

OBD II Fault Code

OBD II P0862

OBD-II Code Transmission may not shift properly is defined as a Gear Shift Control Module "A" Communication Circuit High

Transmission may not shift properly Symptoms

Engine may not start
Transmission may not shift properly

Common Problems That Trigger the P0862 Code

Powertrain Control Module (PCM) failure
Transmission Control Module (TCM) failure
Wiring issue

OBD Code Resources

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OBD II Fault Code

OBD II P0862

OBD-II Code Transmission may not shift properly is defined as a Gear Shift Control Module "A" Communication Circuit High

Transmission may not shift properly Symptoms

Engine may not start
Transmission may not shift properly

Common Problems That Trigger the P0862 Code

Powertrain Control Module (PCM) failure
Transmission Control Module (TCM) failure
Wiring issue

P0862 OBD-II: Gear Shift Control Module "A" Communication Circuit High

Should you fix P0862 yourself?

What causes OBD-II fault code P0862?

Need a P0862 diagnosis? Trust our experts.

OBD II Fault Code

Transmission may not shift properly Symptoms

Common Problems That Trigger the P0862 Code

OBD Code Resources

Need a P0862 diagnosis? Trust our experts.

Ask our experts about P0862.

Other OBD-II Codes

OBD II Fault Code

Transmission may not shift properly Symptoms

Common Problems That Trigger the P0862 Code