VARIABLE ASSIST POWER STEERING MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Source	Action
B1317	Battery Voltage High	VAPS Module	NOTE: Jump starting can set this code. CHECK the charging system. REFER to CHARGING SYSTEM - GENERAL INFORMATION .Go to PINPOINT TEST B .
C1318	Battery Voltage Low	VAPS Module	NOTE: A battery in a low state of charge can set this code. CHECK the charging system. REFER to CHARGING SYSTEM - GENERAL INFORMATION .Go to PINPOINT TEST B .
C1342	ECU Is Defective	VAPS Module	CLEAR the DTC. REPEAT the self-test. If other DTCs are retrieved, REPAIR those DTCs first. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new VAPS module.
B2477	Module Configuration Failure	VAPS Module	CALIBRATE the VAPS module. REFER to MODULE CONFIGURATION .
C1445	Vehicle Speed Signal Circuit Failure	VAPS Module	GO to PINPOINT TEST C .
C1897	Steering VAPS Circuit Loop Failure	VAPS Module	GO to PINPOINT TEST D .
U1026	Invalid or Missing Data for Engine RPM	SCP	REFER to MODULE COMMUNICATIONS NETWORK

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.

Safety Warning

Steering System DTCS