Diagnosis procedure
1.Check connector
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit

Is the measurement value within the specification? Yes >> go to 3.
No >> repair the tcm branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the tcm. Refer to tm-234, "diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the tcm. Refer to the tm-263, "removal and installation".
Yes (past error)>>error was detected in the tcm branch line.
No >> repair the power supply and the ground circuit.
Ipdm-e branch line circuit
A-bag branch line circuitBrake piping
FRONT
FRONT : Exploded View
Brake tube
ABS actuator and electric unit (control
unit)
Connector
Connector bracket
Master cylinder assembly
Brake booster
Lock plate
Brake hose
Copper sealing washer
To front brake hose
To rear brake pipe
Front
FRONT : Hydraulic P ...
C1130 Engine signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1130
ENGINE SIGNAL 1
When a malfunction is detected in ECM system.
ECM
ABS actuator and electric unit
(control unit)
CAN communication line
...
Unit disassembly and assembly
Steering gear and linkage
Exploded View
Outer socket
Boot clamp (small diameter)
Boot
Boot clamp (large diameter)
Inner socket
Gear housing assembly
Disassembly and Assembly
DISASSEMBLY
Loosen outer socket lock nut, and remove outer socket.
CAUT ...