Diagnosis and repair workflowEngine control system symptoms
Symptom Table
SYSTEM - BASIC ENGINE CONTROL SYSTEM
1 - 6: The numbers refer to the order of inspection.
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SYSTEM - ENGINE MECHANICAL & OTHER
1 - 6: The numbers refer to the order of inspection. ...
Cooling fan control
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: The ECM determines the start signal status by the signals of engine speed
and battery voltage.
*2: This signal is sent to ECM via the CAN communication line.
SYSTEM DESCRIPTION
The ECM controls the cooling fan correspon ...
B2130 eeprom
DTC Logic
DTC DETECTION LOGIC
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2130
EEPROM
Driver seat control unit detected CPU malfunction
Driver seat control unit
DTC CONFIRMATION PROCEDURE
1. PERFORM DTC CONFIRMATI ...