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Last Modified: 9-16-2014 6.6 C Doc ID: RM000000WF0022X Model Year: 2015 Model: Tundra Prod Date Range: [08/2014 - ] Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C0278/11; Open or Short Circuit in ABS Solenoid Relay Circuit; 2015 MY Tundra [08/2014 - ] DTC C0278/11 Open or Short Circuit in ABS Solenoid Relay Circuit DESCRIPTION The solenoid relay (skid control ECU interior circuit) supplies power to the ABS solenoid and TRC solenoid. After the ignition switch is turned ON, the solenoid is determined to be normal by the initial check self-diagnosis, the relay switches on. If any open or short circuits are detected, the relay switches off. This DTC may be set if the voltage supply to the solenoid relay (+BS) falls below the DTC detection threshold due to the battery or alternator outputs being insufficient. DTC CODE DTC DETECTION CONDITION TROUBLE AREA C0278/11 0.056 seconds or more. 1. Voltage supply to solenoid valve stops for 0.056 seconds or more. 2. ABS2 H-fuse Harness or connector (+BS circuit) Skid control ECU WIRING DIAGRAM BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C... |