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Model reference

Sub-Zero BI-48SD

Refrigerator

6 documents156 error codes21 service modes

Available documentation

Service Manual

  • Service Manual Classic Series 296 31015 pg
    Covers this model
  • Service Manual Classic Series 1 88 pg
    Covers this model
  • Sub-Zero Classic Enhancements (7025630): Serials 4200000 to 4379999 — Service Manual200 pg
    Covers this model

Other

  • BI48SDPVpre410.pdf8 pg
    Covers this model
  • generalinfo1.pdf12 pg
    Covers this model

Installation Guide

  • Built-In Installation Guide44 pg
    Covers this model
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Error codes (156)

CodeMeaning
10 1 00Refrigerator compartment thermistor open circuit.10 1 01Refrigerator compartment thermistor short/closed.10 1 02Refrigerator compartment thermistor unstable.10 2 00Freezer compartment thermistor open circuit.10 2 01Freezer compartment thermistor short/closed.10 2 02Freezer compartment thermistor unstable.10 3 00Condenser Thermistor Open.10 3 01Condenser Thermistor Shorted.10 3 02Condenser Thermistor Unstable.10 7 00Ambient Thermistor Open.10 7 01Ambient Thermistor Shorted.10 7 02Ambient Thermistor Unstable.10 F 00Freezer evaporator thermistor open circuit.10 F 01Freezer evaporator thermistor short/closed.10 F 02Freezer evaporator thermistor unstable.10 r 00Refrigerator evaporator thermistor open circuit.10 r 01Refrigerator evaporator thermistor short/closed.10 r 02Refrigerator evaporator thermistor unstable.10 r 09Refrigerator Evaporator thermistor read higher than cabinet thermistor by at…15 1 00Refrigerator Compressor Relay stuck open; no power to compressor.15 1 01Refrigerator Compressor Relay stuck closed; power to compressor at all times.15 2 00Freezer Compressor Relay stuck open; no power to compressor.15 2 01Freezer Compressor Relay stuck closed; power to compressor at all times.15 4 00Defrost Relay stuck open; no power to defrost heater.15 4 01Defrost Relay stuck closed; power to defrost heater at all times.15 8 00Icemaker Relay stuck open; no power to icemaker.15 8 01Icemaker Relay stuck closed; power to icemaker at all times.15 8 10Ice Accessories Relay stuck open; no power to ice accessories (fill tube…15 8 11Ice Accessories Relay stuck closed; power to ice accessories (fill tube heater…15 9 00Dispenser Auger Relay stuck open; no power to auger.
View all 156 error codes
15 9 01Auger Relay stuck closed; power to auger at all times.15 9 65Water Valve Selecting Relay stuck at Dispenser water position; ice making…15 9 66Water Valve Selecting Relay stuck at Icemaker water position.15 L 00Main Lights Relay stuck open; power to lights at all times.15 L 01Main lights relay stuck closed; no voltage to lights.15 U 00Water Valve Relay stuck open; no power to water valve.15 U 01Water Valve Relay stuck closed; power to water valve at all times.15 U 10Water Check Valve Relay stuck open or closed (dual fault code); no power or…20 2 00Defrost Bi-metal stuck open.20 2 01Defrost Bi-metal stuck closed.20 2 05Mis-wired Bi-metal; normal temps during defrost but inappropriate response from…20 2 06Mis-wired Bi-metal; high temps during defrost and inappropriate response from…20 2 07Defrost Bi-metal Error.20 2 50Defrost Heater Open.20 4 50Defrost heater open.30 8 00Ice accessories open circuit.30 8 05No signal from icemaker for fill.30 8 10Icemaker open circuit.30 8 30Water valve not opened but water detected passing through flow meter.30 9 01Bulk Ice Switch stuck closed; pressed/closed for >5 seconds with door closed.30 9 10Dispenser auger open.30 9 80Dispenser communications error.30 9 86Chute motor timed out; failed to reach open or closed position.30 U 00Water valve open circuit.30 U 10Dispenser water valve open circuit.30 U 20Water Check Valve open circuit; solenoid is open.35 1 33Refrigerator evaporator fan speed setting too low.35 1 34Refrigerator evaporator fan speed setting too high.35 1 35Refrigerator evaporator fan speed error.35 1 36Refrigerator evaporator fan current too low.35 1 37Refrigerator evaporator fan current too high.35 1 38Refrigerator evaporator fan power output fault.35 1 39Refrigerator DC fan output fault.35 2 33Freezer evaporator fan speed setting too low.35 2 34Freezer evaporator fan speed setting too high.35 2 35Freezer evaporator fan speed error.35 2 36Freezer evaporator fan current too low.35 2 37Freezer evaporator fan current too high.35 2 38Freezer evaporator fan power output fault.35 2 39Freezer DC fan output fault.35 A 36Air filter fan not connected properly or not functioning.35 A 37Air filter fan short detected.35 F 33Freezer evaporator fan cannot achieve full speed.35 F 34Freezer evaporator fan running faster than its setting (shorted).35 r 33Refrigerator evaporator fan cannot achieve full speed.35 r 34Refrigerator evaporator fan running slower than its setting (shorted).40 1 38Refrigerator stepper valve communication fault.40 1 40Refrigerator compressor excessive runtime.40 2 38Freezer stepper valve communication fault.40 2 40Freezer compressor excessive runtime.40 8 40Icemaker ran for maximum fill time without achieving necessary volume.40 9 40Dispenser active for maximum fill time (150 seconds).40 b 38Baffle stepper communication fault.44 0 00Glass door heater open circuit.44 0 01Glass door heater short circuit.44 9 421 watt glasswell heater not detected.44 9 434 watt glasswell heater not detected.45 1 00Main Refrigerator lights open circuit.45 1 01Main Refrigerator lights short circuit.45 2 00Main Freezer lights open circuit.45 2 01Main Freezer lights short circuit.45 A 45Air purifier light burned out.45 L 00Accent lights open circuit.45 L 01Accent lights short circuit.50 U 80Water Flow meter not detected.50 U 86Water Flow meter detected low flow.50 U 87Water Flow meter did not detect flow.50 U 90Flow meter framing errors.60 1 02Refrigerator variable speed compressor communication error.60 1 38Refrigerator variable speed compressor communication error.60 1 60No Refrigerator compressor load detected.60 2 02Freezer variable speed compressor communication error.60 2 38Freezer variable speed compressor communication error.60 2 60No Freezer compressor load detected.90 0 70Flash Failure.90 0 71Flash Failure.90 0 72Flash Failure.90 0 73Flash Failure.90 0 74Flash Failure.90 0 75Flash Failure.90 0 81Microcontroller fault.90 0 90Microcontroller fault.90 0 92Microcontroller fault.90 0 93Microcontroller fault.90 3 55Condenser fan triac Open.90 3 56Condenser fan triac shorted.90 5 01Key shorted or damaged on Control Panel.90 5 3812V Fan power output fault.90 5 44Glass door heater output fault.90 5 70Control bad flash write.90 5 71Control flash initialized.90 5 72Control flash memory bad.90 5 73Invalid log fault checksum.90 5 74Invalid E2 checksum.90 5 75Invalid model E2 checksum.90 5 80No communication between control components.90 5 81Communications time-out.90 5 82Partial communications failure.90 5 83Bad micro communication.90 5 84Micro initialization fault.90 5 85Display failure.90 5 95Key shorted or damaged on Control Panel.90 5 96Key shorted or damaged on Control Panel.90 5 97Control Panel microcontroller problem.90 5 99Control Panel error.90 9 80No communications with door dispenser.90 A 38Air filter fan output fault on control board.90 b 80No stepper micro communication.90 F 38Freezer evap fan output fault on control board.90 H 80Communications problems on main board.90 H 82Intermittent communications on main board.90 H 83Communications problems on main board.90 H 84Initialization fault.90 L 38Accent lights output fault on control board.90 r 38Refrigerator evaporator fan output faulted.95 1 00Refrigerator compressor microprocessor pin stuck in off position.95 1 01Refrigerator compressor microprocessor pin stuck in on position.95 1 25Refrigerator evaporator diagnostics failure; evaporator not cooling properly.95 2 00Freezer compressor microprocessor pin stuck in off position.95 2 01Freezer compressor microprocessor pin stuck in on position.95 2 25Freezer evaporator diagnostics failure; evaporator not cooling properly.98 0 98Brownout conditions were detected.98 H 99Power brownout detected.dO OrDoor is left open more than 5 minutes; door ajar alarm is off; audible alarm…H2 LOOver 1 gallon of water dispensed in 15 minutes, or water valve energized 150…LO CControl panel locked; door switch detected as depressed (door closed) but…

Service modes (21)

  • Contrast Adjust Mode1
  • Delayed Dispense Reset ModeRefer to Section 3, page 3-18 for entry procedure (not detailed in provided document excerpt).
  • Delayed Dispense Reset Mode (Dispenser models only)1
  • Diagnostic Mode1
  • Fault Code Recall Mode1
  • Manual Component ActivationRefer to Section 3, page 3-46 for entry procedure (not detailed in provided document excerpt).
  • Manual Component Activation Mode1
  • Manual Freezer Evaporator Defrost1
  • Manual Zone Disable Mode1
  • Model Configuration Mode1
  • Sabbath Mode1
  • Sabbath Mode ExitPress POWER key to force unit out of Sabbath Mode.
  • Self Test ModeWith the unit ON and in Diagnostic Mode, press and hold COLDER and WARMER keys, then press the…
  • Self-Test Mode1
  • Showroom Mode1
  • Showroom Mode ExitPress POWER key to OFF, then press and hold WARMER & COLDER keys, and press POWER key.
  • Temperature Display Toggle (Fahrenheit/Celsius)Switch unit OFF, then ON, then press and hold Bell key and POWER key for 10 seconds.
  • Temperature Log Recall Mode1
  • Temperature Units Selection Mode1
  • Tone Adjust Mode1. Initiate Contrast Adjust Mode first. 2. While in Contrast Adjust Mode, press the POWER key. 'S'…
  • Zone Re-enableSwitch unit off, then press WARMER key for that zone and POWER key, then release all keys.

Full entry steps, exit procedures, and test sequences are available in Max.

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