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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:

Lubrication system
On-vehicle inspection 1. CHECK ENGINE OIL LEVEL (a) Warm up the engine, stop it and wait 5 minutes. The oil level should be between the dipstick's low level mark and full level mark. If the engine oil level is low, check for leakage and add oil up to the full level mark. NOTICE: D ...

For automatic air conditioning system
ON-VEHICLE INSPECTION 1. INSPECT AIR INLET CONTROL SERVO MOTOR (a) Remove the air inlet control servo motor. (b) Connect the positive (+) lead from the battery to terminal 4 and negative (-) lead to terminal 5, then check that the lever turns to "RECIRCULATION" side smoothly. ...

Before refueling the vehicle
Close all the doors and windows, and turn the engine switch to the “LOCK” position (vehicles without a smart key system) or off (vehicles with a smart key system). Confirm the type of fuel. Fuel type Fuel tank opening for unleaded gasoline To help prevent incorrect fueling, your ve ...

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