P061A — Internal Control Module Torque Performance

P061A: Internal Control Module Torque Performance — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Internal Control Module Torque Performance. Basic catalogue definition; diagnostic details have not yet been reviewed.

Affected system: Powertrain

Symptoms

  • The engine warning lamp may light up, with weak acceleration or uneven engine operation.
  • In some cases the engine may stall or be difficult to start.

Possible causes

  • Aftermarket changes to engine calibration or performance hardware can affect the torque performance checks.
  • Damaged engine-sensor wiring, poor controller connections or a controller problem are other possibilities.

What to check

  • Read all stored faults and related data, and look for modifications to engine-control software or hardware.
  • Inspect the engine-sensor and engine-control module wiring and connections; check battery and charging voltage.
  • Use the vehicle manufacturer's procedure to investigate the control module only after these basic checks.

Also written as: P061A-00, P061A00, PO61A (some scan tools add the fault-type byte, e.g. -00).