Model reference

Jenn Air JES8850BCS

Range

7 documents21 error codes16 service modes

Available documentation

Tech Sheet

Technical Information—Electric Slide-In Range17 pg
Covers this model
Technical Information—Electric Updraft Slide-In Range14 pg
Covers this model

Service Manual

Electric Slide-In Range Base Manual67 pg
Covers this model
Service Manual - Electric Slide-In Range67 pg
Covers this model
Electric Slide-In Range Service Manual67 pg
Covers this model

Service Flash

Service Pointer - Slide-in Gas and Electric Ranges2 pg
Covers this model

Other

Service Pointer - 8178645 (Custom Control Makes Noise)_81786452 pg
Covers this model

MyPros+ Max

Diagnose your Jenn Air JES8850BCS.

Step-by-step diagnostics from the service manual
Test values, resistance specs, and wiring references
Verified part numbers when replacement is needed

Start diagnosing

$29/month · Cancel anytime · Or $9.95 3-day pass

M+

M+ Max·Jenn Air Range

1c1c on my Jenn Air JES8850BCS

M+

Shorted key detected on the membrane

From Tech Sheet W16605739, p.31:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part WPW10804018

Electronic control board

Error codes (21)

CodeMeaning

1c1cShorted key detected on the membrane keyboard.1c2cMembrane keyboard disconnected from the control board.1c4cBoard-to-board communication failure.1c6cEEPROM hardware fault.1c7cControl not calibrated.1c81EEPROM CRC error in Cook Profile data.1c8cEEPROM CRC error in User Options data.1d11Unlocked runaway oven temperature exceeding 600°F.1d21Locked runaway oven temperature exceeding 950°F.3d11Oven temperature sensor circuit is open.3d21Oven temperature sensor circuit is shorted.3d41Meat probe circuit is shorted.3d51Meat probe not calibrated.4d11Door switch not closed when door is locked.4d21No cooling fan rotation detected.4d31Cooling fan is on when it should be de-energized.4d41Cooling fan overspeed condition detected.4d51Door switch circuit fault.9d11Door latch will not lock.9d21Door latch will not unlock.9d31Door latch reports both locked and unlocked simultaneously.

Service modes (16)

Control LockoutPress the Back and Setup pads simultaneously for 5 seconds to lock.
Control Reset1
control_lockoutPress the Back and Setup pads simultaneously for 5 seconds to lock.
control_reset1
Demo Mode1
Display Test1
display_test1
Energy Saver Mode1
Faults Access1
faults_access1
Quick Test Mode (EOC III)1
quick_test1
Service Mode1
service_mode1
Software Versions Access1
software_versions_access1

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

Related Jenn Air range models

78,000+ service manuals · 160,000+ error codes · 55+ brands

$29/month · Cancel anytime · Or $9.95 3-day pass