General Maintenance GENERAL MAINTENANCE CAUTION / NOTICE / HINT Performing the following maintenance checks on the vehicle is the owner's responsibility. The owner may perform the maintenance or take the vehicle to a service center. Check the parts of the vehicle described below on a daily basis. In most cases, special tools are not required. It is recommended that the owner perform these checks. The procedures for general maintenance are as follows. PROCEDURE 1. GENERAL NOTES
2. LIGHTS (a) Check that the headlights, stop lights, taillights, turn signal lights, and other lights illuminate or blink. Also, check that they have enough brightness. 3. WARNING LIGHTS AND BUZZERS (a) Check that all the warning lights and buzzers are working. 4. HORNS (a) Check that the horn is working. 5. WINDSHIELD GLASS (a) Check for scratches, pits or abrasions. 6. WINDSHIELD WIPER AND WASHER (a) Check that the washers are aimed properly. Also, check that the washer fluid hits the center of the operating range of each wiper on the windshield. (b) Check if the wipers streak or not. Replace the wiper if necessary. 7. WINDSHIELD DEFROSTER (a) When the heater or air conditioner is on the defroster setting, check that air comes out of the defroster outlet. 8. REAR VIEW MIRROR (a) Check that the rear view mirror is securely mounted. 9. SUN VISORS (a) Check that the sun visors move freely and are securely mounted. 10. STEERING WHEEL (a) Check that the steering wheel has the proper amount of free play. Also check for steering difficulty and unusual noises. 11. SEATS (a) Check that pressing the power seat switches operates the following functions:
(b) Check that the headrests operate smoothly or that the locks hold securely in all positions. 12. SEAT BELTS (a) Check that the seat belt components, such as the buckles, retractors and anchors, operate properly and smoothly. (b) Check that the belt webbing is not cut, frayed, worn or damaged. 13. ACCELERATOR PEDAL (a) Check that the pedal operates smoothly. In other words, check that the pedal does not have uneven pedal resistance or become stuck in certain positions. 14. BRAKE PEDAL (a) Check that the pedal operates smoothly. (b) Check that the pedal has the proper reserve distance and free play. (c) Start the engine and check the brake system indicator. 15. BRAKES (a) In a safe place, check that the vehicle remains straight when applying the brakes. 16. PARKING BRAKE (a) Check that the pedal has the proper range of motion. (b) On a low incline, check that the parking brake alone can stabilize the vehicle. 17. AUTOMATIC TRANSMISSION "PARK" MECHANISM (a) Check the lock release button of the shift lever for proper and smooth operation. (b) When the shift lever is in the P position and all brakes are released on a low incline, check that the vehicle is stable. 18. FLOOR MATS (a) Check that the correct floor mats are used, and that they are properly installed. |
Toyota Tundra Service Manual > Meter / Gauge System: Lost Communication with Brake System Control Module (U0129)
DESCRIPTION The combination meter communicates with the skid control ECU via the CAN line. DTC Code DTC Detection Condition Trouble Area U0129 When either of following conditions is detected: 15 seconds have elapsed since engine started and IG voltage 10.5 V or more No communication with skid contro ...