ComponentsDiagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Main Body ECU (Driver Side junction Block Assembly)
DTC Code
Detection Item
Trouble Area
See page
B1206
P/W Master Switch Communication Stop
1. M ...
Engine Coolant Temperature Receiver Gauge Malfunction
DESCRIPTION
In this circuit, the meter CPU receives engine coolant temperature signals from
the ECM using the CAN communication system (CAN No. 1 Bus). The meter CPU displays
engine coolant temperature that is calculated based on the data received from th ...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, the battery voltage is applied to IGSW
of the ECM. The output signal from the MREL terminal of the ECM causes a current
to flow to the coil, closing the contact of the engine room junction block assemb ...