DTC P1260: Notes

2010 Mazda 5 Sport, 2.3 L, StandardSECTION Notes
DTC P1260 [L3] DETECTION CONDITIONS AND POSSIBLE CAUSES

DTC P1260 Immobilizer system problem
DETECTION CONDITION 
  • The instrument cluster detects an immobilizer system malfunction.

Diagnostic support note 
  • This is a continuous monitor (Other).
  • The MIL does not illuminate.
  • FREEZE FRAME DATA (Mode 2/Mode 12) is not available.
  • The DTC is not stored in the PCM memory.
POSSIBLE CAUSE 
  • Immobilizer system malfunction
  • PCM malfunction
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.