Toyota Tacoma (2015-2018) Service Manual: Lost Communication with ECM (U0100,U0142,U0155)

Toyota Tacoma (2015-2018) Service Manual / Air Conditioning / Air Conditioning System(for Manual Air Conditioning System) / Lost Communication with ECM (U0100,U0142,U0155)

DESCRIPTION

DTC No.	DTC Detecting Condition	Trouble Area
U0100	No communication with ECM	CAN communication system ECM
U0142	No communication with main body ECU	CAN communication system Main body ECU (multiplex network body ECU)
U0155	No communication with combination meter	CAN communication system Combination meter assembly

PROCEDURE

1.	GO TO CAN COMMUNICATION SYSTEM

HINT:

Refer to CAN Communication System (See page ).

END

Pressure Sensor Circuit (B1423)

DESCRIPTION This DTC is stored if refrigerant pressure on the high pressure side is extremely low (176 kPa (1.8 kgf/cm2, 26 psi) or less) or extremely high (3140 kPa (32.0 kgf/cm2, 455 psi) or mo ...

Air Conditioning Compressor Magnetic Clutch Circuit

DESCRIPTION When the air conditioning amplifier assembly is turned on, a magnetic clutch on signal is sent from the MGC terminal of the air conditioning amplifier assembly. Then, the MG CLT relay ...

Other materials:

Driver Side Door Entry Lock and Unlock Functions do not Operate
DESCRIPTION If the entry lock and unlock functions do not operate for the driver door only, the request code may not be being transmitted from the driver door or the front door outside handle assembly LH (touch sensor) may be malfunctioning. If the entry functions for other doors operate prop ...

Cruise Control System Internal Failure (P057504,P057549)
DESCRIPTION This is output when the ECM detects malfunctions in the internal circuit. DTC Code DTC Detection Condition Trouble Area MIL Note P057504 Vehicle Condition: Cruise control in operation ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT CONSOLE BOX (for Automatic Transmission) (a) When installing a new front console box: Text in Illustration *a Runner Portion *b Cut Off (1) Usin ...