Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

SYS.OK|MANUAL.DB● LIVE

HOMESERVICE MANUALSHYUNDAI2022TUCSON XRT, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASFRONT VIEW CAMERA SYSTEM DIAGNOSIS (EXCEPT HEV)DTC C1812-87: CAN TIME-OUT GATEWAYDTC INFORMATION AND INSPECTIONDTC DETECTING CONDITION

2022 Hyundai Tucson XRT, 4WD

DTC Information and Inspection: DTC Detecting Condition

2022 Hyundai Tucson XRT, 4WDSECTION DTC Detecting Condition

Troubleshooting	Condition	Possible Cause
Main Action	Monitor the CAN signals	Poor contact of connector Open/short in CAN communication circuit CGW (ICU junction box)
Prerequisite Condition	Turn the ignition switch ON or start the engine and run the engine faster than 50KPH
Threshold Value	A CGW output message was not received
Diagnosis Time	2 sec

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready Tools Free Quote Check Quote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.