AUTOMATIC TRANSMISSION (4 A / T)
7B1-59
1. TCM
2. ECM
3. Terminal arrangement of TCM connector
(viewed from harness side)
4. Terminal arrangement of ECM connector
(viewed from harness side)
[A] For vehicle equipped with single-
connector ECM
[B] For vehicle equipped with triple-
connector ECM
[A]
[B]
DTC P1730 (DTC NO.64) ENGINE TORQUE SIGNAL CIRCUIT MALFUNCTION
WIRING DIAGRAM
DTC DETECTING CONDITION AND TROUBLE AREA
DTC DETECTING CONDITION
TROUBLE AREA
D
Continuous time of low voltage engine torque signal
is too long.
or
D
Continuous time of low voltage engine torque signal
is too short.
D
Engine torque signal circuit
D
TCM
D
ECM
DTC CONFIRMATION PROCEDURE
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTC in TCM memory by using scan tool.
3) Start engine and keep on idling for 10 seconds.
4) Stop engine and check DTC by using scan tool.