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cr
Easy Fix
LG · Dishwashers
Test mode active - the dishwasher has been placed into a diagnostic test mode used by installers and service technicians
Quick Answer
Error code CR on your LG Dishwashers means: Test mode active - the dishwasher has been placed into a diagnostic test mode used by installers and service technicians. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
LDB4548STLDFC2423BLDFC2423VLDFC2423WLDF5545STLDFN3432TLDFN4542SLDFN4542WLDS5540STLDPH7972SLDPH5554SLDTH7972DLDTH7972SADFD5448ATLDF7774STLDP6810SSLDTS5552SLDT7808SS
Likely Causes
  1. Three buttons were pressed and held simultaneously, activating test mode
  2. A technician left the unit in test mode after servicing
How to Fix It
1
Press the POWER button to turn off the dishwasher
2
Wait 1-2 minutes
3
Press the POWER button to turn the dishwasher back on
4
The dishwasher should return to normal operating mode
5
If the CR code persists, turn off the circuit breaker for 10 seconds, then restore power
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Related Error Codes
IEOEAEE1FE
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