OBD Guide

U1736

Lack of Acknowledgment For Telltales

U1736 is an OBD-II diagnostic trouble code meaning: Lack of Acknowledgment For Telltales. Common causes: open circuit of signal lamps, instrument panel module malfunction. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Warning lights on the dashboard do not work
  • The lights are constantly on for no reason
  • Lamps flash randomly
  • No response to turning on the ignition

Causes

  • Open circuit of signal lamps
  • Instrument panel module malfunction
  • Short circuit in wiring harness
  • Control module software failure
  • Dashboard power problems

How to Fix

  1. Check the integrity of the wiring harness to the dashboard
  2. Check the functionality of the warning lamps
  3. Diagnose the dashboard module
  4. Check connections and connector contacts
  5. If necessary, reflash the control module

Related codes

FAQ

What does the U1736 code mean?

U1736 is an OBD-II diagnostic trouble code that indicates: Lack of Acknowledgment For Telltales

What causes a U1736 error code?

The most common causes of U1736 include: Open circuit of signal lamps; Instrument panel module malfunction; Short circuit in wiring harness; Control module software failure.

How do I fix a U1736 diagnostic trouble code?

To fix U1736: Check the integrity of the wiring harness to the dashboard. Check the functionality of the warning lamps. Diagnose the dashboard module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1736?

Yes, but get it checked soon

How much does it cost to fix U1736?

The estimated repair cost for U1736 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat