C1249Stop light switch circuit open

• Toyota/Lexus code · ABS / stability control
• Lights a warning lamp

How the car detects it

The skid control unit does not see the brake pedal signal from the stop light switch. While this fault is stored, the skid control unit may switch off VSC (stability control) and traction control, and sometimes ABS; normal braking still works. Drive gently and have it checked.

What you may notice

• VSC / ABS warning light
• Brake lights may not work

Likely causes

• PossibleStop light switch faulty or out of adjustment
• PossibleSTOP fuse, wiring or connector
• RareBrake lamp bulbs or stop light relay

Sources

• share.qclt.com › 0370010.pdf
• purefjcruiser.com › 0280012.pdf
• toyota-club.net › br_vsc.htm
• toyota-club.net › br_ecb_4d.htm

Backed by at least two independent sources.

From Obdaryn's Toyota/Lexus pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.