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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Brakes - Abs With VSC (Diagnostics)) >> Vehicle Stability Control System >> DTC C0278/11, C0279/12: Open or Short Circuit in ABS Solenoid Relay Circuit; Short to B+ in ABS Solenoid Relay Circuit >> Description

DTC C0278/11, C0279/12: Open or Short Circuit in ABS Solenoid Relay Circuit; Short to B+ in ABS Solenoid Relay Circuit: Description

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

This relay supplies power to each ABS solenoid. After the ignition switch is turned ON, if the initial check is OK, the relay turns on.

DTC DETECTION CONDITION AND TROUBLE AREA REFERENCE

DTC No. DTC Detection Condition Trouble Area
C0278/11 Conditions  1 and  2 continue for 0.2 sec. or more:
  1. ECU terminal IG1 voltage is 9.5 V to 17.0 V and the solenoid relay is ON; however, the contact point of the solenoid relay is OFF.
  2. With solenoid relay ON, ECU terminal IG1 voltage becomes 9.5 V or less and the contact point of the solenoid relay does not become ON.
  • ABS solenoid relay
  • ABS solenoid relay circuit
C0279/12 Immediately after ECU terminal IG1 becomes ON, and solenoid relay is OFF; however, when the condition that the solenoid relay due to the contact point is ON continues for 0.2 sec. or more.
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