Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Key System|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
B27A1 |
Open in Driver Side Electrical Antenna Circuit |
|
|
B27A5 |
Open in Front Floor Electrical Key Oscillator Circuit |
|
|
B27A6 |
Open in Rear Floor Electrical Key Oscillator Circuit |
|
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Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors.
(b) Measure the voltage and resistance a ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR DTC
HINT:
When using the Techstream with the engine switch off, connect the Techstream
to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 s ...
Other materials:
Speaker Output Short (B15C3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No.
DTC Detection Condition
Trouble Area
B15C3
A short is detected in the speaker output circuit.
Harness or connector
Speaker
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY (AIR CONDITIONING CONTROL ASSEMBLY)
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
Component withou ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is displayed during the DTC check, check the circuit listed
for the code in the table below (proceed to the page listed for that circuit).
1. Occupant Detection ECU
HINT:
When DTC B1650/32 is detected as a result of troubleshooting the Supplement ...
