Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Front Speed Sensor RH Performance (C1409,C1410)

DESCRIPTION

Refer to DTCs C1401 and C1402 (See page ).

DTC Code

DTC Detection Condition

Trouble Area

C1409

C1410

One of the following conditions is met:

  1. When the vehicle is driven in reverse at a speed of 3 km/h (2 mph) or more and 3 of the wheel sensors detect the reverse signal, the other sensor detects a high frequency pulse 75 times while the ignition switch is ON.
  2. At a vehicle speed of 10 km/h (6 mph) or more, the vehicle speed sensor output drops by 50% for 5 seconds.
  3. The lowest wheel speed is 10 km/h (6 mph) or more and the difference between the highest and lowest wheel speed values is 2 km/h (1 mph) or less for 15 seconds.
  4. At a vehicle speed of 30 km/h (19 mph) or more, one wheel direction is different from the other 3 wheels for 1 second.
  5. At a vehicle speed of 100 km/h (62 mph), a reverse signal is output for 1 second or more.
  6. At a vehicle speed of 30 km/h (19 mph) or more, the rotation direction of one of the wheels is not detected normally and the rotation direction of the other 3 wheels is not the same for 1 second.

Front speed sensor RH/LH

HINT:

  • DTC C1409 is for the front speed sensor RH.
  • DTC C1410 is for the front speed sensor LH.

CAUTION / NOTICE / HINT

NOTICE:

Check the speed sensor signal after replacement (See page PROCEDURE PROCEDURE ).

PROCEDURE

1.

REPLACE FRONT SPEED SENSOR

(a) Replace the front speed sensor (See page ). ).

NEXT

END

Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
DESCRIPTION Refer to DTCs C1401 and C1402 (See page ). DTC Code DTC Detection Condition Trouble Area C1407 C1408 Either condition is ...

Rear Speed Sensor RH Performance (C1411,C1412)
DESCRIPTION Refer to DTCs C1401 and C1402 (See page ). DTC Code DTC Detection Condition Trouble Area C1411 C1412 One of the following ...

Other materials:

Installation
INSTALLATION PROCEDURE 1. INSTALL ROOF HEADLINING ASSEMBLY (a) Insert the roof headlining assembly into the vehicle from the front door RH side. NOTICE: Check that the corners of the roof headlining assembly are not folded, twisted or otherwise deformed and ...

How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING 1. OPERATION FLOW HINT: Perform troubleshooting in accordance with the procedures below. The following is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures for the circuit you are working on before beginning troubleshoot ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by check ...

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