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 MANUALSCHRYSLER2013TOWN & COUNTRY S, GAS/ETHANOLREPAIR AND DIAGNOSISSTEERINGSTEERING CONTROL SYSTEMS(STEERING CONTROL MODULE (SCM) - ELECTRICAL DIAGNOSTICS)DTC TROUBLESHOOTINGU0121-LOST COMMUNICATION WITH ABSDIAGNOSTIC TEST
2013 Chrysler Town & Country S, Gas/Ethanol
Diagnostic Test
2013 Chrysler Town & Country S, Gas/EthanolSECTION Diagnostic Test
- ACTIVE DTC
- Ignition on, engine not running.
- With the scan tool, select view DTCs.
Is the DTC Active at this time?
Yes
- Refer to TOTALLY INTEGRATED POWER MODULE (TIPM) - DIAGNOSTIC CODE INDEX and perform the U0121-LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE diagnostic procedure.
No
- Refer to DIAGNOSIS AND TESTING and perform the STORED LOST COMMUNICATION DTCS diagnostic procedure.
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.
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.