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Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Brake control / Anti-lock brake system / How to proceed with troubleshooting

The intelligent tester can be used at steps 3, 7, 10, and 13.

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble.

3 DTC CHECK/CLEAR AND FREEZE FRAME DATA

4 PROBLEM SYMPTOM CONFIRMATION

5 PROBLEM SYMPTOM SIMULATION

6 SYMPTOM SIMULATION

7 DTC CHECK

(a) Check for output DTCs (See page BC-10).

8 PROBLEM SYMPTOMS TABLE

GO TO STEP 10

9 DTC CHART

10 CIRCUIT INSPECTION

11 IDENTIFICATION OF PROBLEM

12 REPAIR OR REPLACE

13 CONFIRMATION TEST

END

Anti-lock brake system
Parts location ...

Test mode procedure
1. SPEED SENSOR SIGNAL CHECK (WHEN USING SST CHECK WIRE): HINT: If the ignition switch is turned from the ON to the ACC or LOCK position during Test Mode, the DTCs of the signal check functio ...

Other materials:

Power Source Circuit
DESCRIPTION Power is supplied to the fold seat control ECU through the L-RR2 SEAT and R-RR2 SEAT fuses. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT FUSE (L-RR2 SEAT, R-RR2 SEAT) Remove the fuses from the R/B No. 3.  Measure the resistance according to the value(s) in the ...

Transponder Chip Malfunction
DTC B2793 Transponder Chip Malfunction DESCRIPTION This DTC is output when a malfunction is found in the key during the key code registration or the key code is not registered normally. Replace the key when the key code registration is not performed normally and this DTC is detected. IN ...

Master cylinder pressure sensor check (when using intelligent tester)
(a) Leave the vehicle in a stationary condition and release the brake pedal for 1 second or more, and quickly depress the brake pedal with a force of 98 N (10 kgf, 22 lbf) or more for 1 second or more. (b) Check the ABS warning light stays on for 3 seconds HINT: Ensure that the ABS warni ...

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