Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the air conditioning system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

INSPECT BATTERY VOLTAGE

(a) Inspect the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

NEXT

3.

CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Result

Proceed to

CAN DTCs is not output

A

CAN DTCs is output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

4.

CHECK FOR DTC*

(a) Check for DTCs and note any code that is output.

(b) Clear the DTCs.

(c) Recheck for DTCs. Based on the DTCs output above, try to force the air conditioning system to output DTCs by simulating the conditions indicated by the DTC.

Result

Proceed to

DTCs is not output

A

DTCs is output

B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

5.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Table

B

A

6.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Data List / Active Test

Click here (b) Terminals of ECU

(b) Terminals of ECU

Click here (c) On-vehicle Inspection

(c) On-vehicle Inspection

(d) Inspection

NEXT

7.

ADJUST, REPAIR OR REPLACE

NEXT

END

Precaution
PRECAUTION 1. EXPRESSIONS OF IGNITION SWITCH HINT: The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below ...

System Description
SYSTEM DESCRIPTION 1. GENERAL (a) The air conditioning system has the following controls. Control Outline Manual Control The air conditioner amplif ...

Other materials:

Open in Outer Mirror Indicator(Slave) (C1AB5)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects an open in the blind spot monitor indicator RH. DTC Code DTC Detection Condition Trouble Area C1AB5 With the blind spot monitor main switch assembly (warning ...

Inspection
INSPECTION PROCEDURE 1. INSPECT CHARCOAL CANISTER ASSEMBLY (a) Visually check the charcoal canister assembly. (1) Visually check the charcoal canister assembly for cracks or damage. If cracks or damage are found, replace the charcoal canister assembly. ...

Front Airbag Sensor LH Circuit Malfunction (B1615/14)
DESCRIPTION The front airbag sensor LH consists of parts such as the diagnostic circuit and the frontal detection sensor. When the airbag sensor assembly receives signals from the frontal deceleration sensor, it determines whether or not the SRS should be activated. DTC B1615/14 is set when a ...

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