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:

Heater Circuit (C1AAE)
DESCRIPTION If the forward recognition camera detects a malfunction in the camera heater (forward recognition hood) circuit, it will output a malfunction signal to the millimeter wave radar sensor assembly via CAN communication and DTC C1AAE will be stored. DTC No. Detect ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 ULTRASONIC SENSOR HINT: Use the same procedure for both sides. (a) Engage the 4 claws to install the 4 No. 1 ultrasonic sensors as shown in the illustration. 2. INSTALL REAR BUMPER EXTENSION LH (w/ Towing Package) (See page ) 3. INSTALL REAR BUMPE ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Manual Transmission System DTC Code Detection Item MIL Memory See page P03352A Crankshaft Position Sensor "A" Signal Stuck in Range Does not come on DTC ...