Total OBD & ECU Auto Diagnostics
The circuit is used to send TRAC & VSC control information from the skid control ECU to the ECM, and engine control information from the ECM to the skid control ECU via the vehicle CAN and CAN1 communication system.
This DTC is output when the engine control system failure signal is received from the ECM.
DTC No. |
DTC Detecting Condition |
Trouble Area | |||||||||||||||||||||||||||||||||
51 |
Translate ECU receives the engine control system failure signal from ECM for 5 sec. or more. |
WIRING DIAGRAM 2007 BRAKES Brake Control - Sequoia
1. CHECK DTC a. Check skid control ECU DTC. RESULT:
B: REPAIR CIRCUITS INDICATED BY OUTPUT DTCS A: GO TO Next Step 2. CHECK HARNESS AND CONNECTOR NG: REPAIR OR REPLACE HARNESS OR CONNECTOR OK: REPLACE TRANSLATE ECU ASSEMBLY DTC 53 CAN1 COMMUNICATION MALFUNCTION DESCRIPTION The circuit is used to send TRAC and VSC control information from the skid control ECU to the ECM, and engine control information from the ECM to the skid control ECU via the CAN communication system. This DTC is output when communication between the translate ECU and the skid control ECU is cut off.
WIRING DIAGRAM WIRING DIAGRAM 2007 BRAKES Brake Control - Sequoia
1. CHECK DTC a. Check skid control ECU DTC. RESULT:
2007 BRAKES Brake Control - Sequoia B: REPAIR CIRCUITS INDICATED BY OUTPUT DTCS A: GO TO Next Step 2. CHECK HARNESS AND CONNECTOR a. Disconnect the translate ECU connector. b. Measure the resistance between the GND terminal and body ground. OK: Continuity NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
3. REPLACE TRANSLATE ECU ASSEMBLY a. Clear the translate DTC (See DTC CHECK / CLEAR ). b. Turn the ignition switch OFF. c. Turn the ignition switch to the ON position, and check if the same DTC is stored in the memory. RESULT: RESULT DTC 53 is not output A DTC 53 is output B: REPLACE SKID CONTROL ECU A: END DTC 58 BRAKE FLUID LEVEL WARNING SWITCH CIRCUIT DESCRIPTION 2007 BRAKES Brake Control - Sequoia
WIRING DIAGRAM WIRING DIAGRAM ![]() Fig. 27: Brake Fluid Level Warning Switch - Wiring Diagram INSPECTION PROCEDURE 1. CHECK DTC a. Check skid control ECU DTC.
B: REPAIR CIRCUIT OPENING RELAY A: GO TO Next Step 2. INSPECT BRAKE FLUID LEVEL WARNING SWITCH a. Disconnect the brake fluid level warning switch connector. b. Measure the resistance according to the value(s) in the table below.
2007 BRAKES Brake Control - Sequoia |
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