OBD Guide

U1122

Invalid Or Missing Data For Odometer

U1122 is an OBD-II diagnostic trouble code meaning: Invalid Or Missing Data For Odometer. Common causes: odometer malfunction, damage to wiring or connectors in the odometer circuit. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Incorrect display of mileage on the dashboard
  • Errors in the operation of mileage-dependent systems (for example, service intervals)
  • Check Engine Light Illuminates
  • Possible malfunctions in other systems using the CAN bus

Causes

  • Odometer malfunction
  • Damage to wiring or connectors in the odometer circuit
  • Problems with the CAN bus
  • Malfunction of the module receiving odometer data
  • Software error in the ECU

How to Fix

  1. Check connections and wiring to the odometer
  2. Scan the CAN bus for errors
  3. Check the functionality of the odometer
  4. Update ECU software if necessary
  5. Replace the odometer if a malfunction is detected

Related codes

FAQ

What does the U1122 code mean?

U1122 is an OBD-II diagnostic trouble code that indicates: Invalid Or Missing Data For Odometer

What causes a U1122 error code?

The most common causes of U1122 include: Odometer malfunction; Damage to wiring or connectors in the odometer circuit; Problems with the CAN bus; Malfunction of the module receiving odometer data.

How do I fix a U1122 diagnostic trouble code?

To fix U1122: Check connections and wiring to the odometer. Scan the CAN bus for errors. Check the functionality of the odometer. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1122?

Yes, but get it checked soon

How much does it cost to fix U1122?

The estimated repair cost for U1122 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat