PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION

Precaution
PRECAUTION
1. INITIALIZATION
NOTICE:
If the ECM is replaced, register the ECU communication ID for Engine
Immobiliser System (See page ).
Perform Registration (VIN registration) wh ...
System Diagram
SYSTEM DIAGRAM
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Related Tacoma materials
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT AIR CONDITIONER PRESSURE SENSOR (for Automatic Air Conditioning System)
(a) Check the wire harness.
(1) Disconnect the A34 air conditioner pressure sensor connector.
(2) Disconnect the A35 and A36 air conditioning amplifier assembly connector.
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Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
VSC System
DTC Code
Detection Item
See page
C1201
Engine Control System Malfunction
C1203
ECM Communication Circuit Malfunction
C120B
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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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