P07A2

What it means

Friction element A does not lock up when commanded — its hydraulic circuit cannot bring the clutch pack into full engagement. Either the apply piston is stuck, the seal is leaking past the piston, or the supplying pressure regulator is failing.

Is it safe to drive?

This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.

Most likely causes

• Leaking apply seal

  high

  One of the most commonly reported causes for this code — check this first.

• Stuck apply piston

  medium

  A plausible cause — test and verify before replacing parts.

• Carbon or debris buildup preventing free movement

  low

  Less common, but worth ruling out after the more likely causes.

Related help

• Full P07A2 diagnosis, causes & costs
• How to read check engine light codes
• Is it safe to drive with the light on?