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OBD-II code · manufacturer-specific

U1123

SCP (J1850) Invalid or Missing Data for Odometer

System
U — In-vehicle network
Severity
Moderate (3/5)
Can I keep driving?
Drive with caution
01

What does U1123 mean?

U1123 is defined as “SCP (J1850) Invalid or Missing Data for Odometer”.

Drive gently and only as far as you need to; have it checked as soon as possible.

02

Related codes

03

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This page is general information; an exact diagnosis needs measurements and a technician’s check.