Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

TOUCH SELECT 2-4 AND HIGH-LOW SYSTEM

DTC Code

Detection Item

See page

P163B

4WD ECU Malfunction

P17A0

Automatic Disconnecting Differential Motor Control Circuit Open

P17A4

Automatic Disconnecting Differential Motor Limit Switch Circuit

P17A8

Transfer Shift Motor Control Circuit Circuit Open

P17A9

Transfer Shift Motor Control Circuit Low

P17AA

Transfer Shift Motor Control Circuit High

P17AC

Transfer Shift Motor Limit Switch Circuit

P17C7

Front Differential Oil Temperature Sensor Circuit Low

P17C8

Front Differential Oil Temperature Sensor Circuit High

P2772

Four Wheel Drive (4WD) Low Switch Circuit Range / Performance

P279E

Four Wheel Drive (4WD) Range Signal Circuit Range / Performance

U0100

Lost Communication with ECM / PCM "A"

U0122

Lost Communication with Vehicle Dynamics Control Module

U0416

Invalid Data Received From Vehicle Dynamics Control Module

Freeze Frame Data
FREEZE FRAME DATA 1. FREEZE FRAME DATA (a) When a DTC is stored, the 4 wheel drive control ECU stores the current vehicle state as Freeze Frame Data. HINT: Freeze Frame Data at the time a DTC is ...

Front Differential Oil Temperature Sensor Circuit Low (P17C7)
DESCRIPTION This DTC is output when a short to ground in the oil temperature sensor is detected. DTC No. Detection Item DTC Detection Condition Trouble Ar ...

Other materials:

ECU Power Source Circuit
DESCRIPTION The IG circuit is the power source for the tire pressure warning ECU and receiver. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the Techstream and write th ...

Removal
REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before pr ...

Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
DESCRIPTION The millimeter wave radar sensor assembly and ECM communicate with each sensor and ECU via CAN communication. If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored. DTC No. Detection Item ...

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