Transmission Control Systems

DTC 25 Engine Torque Control Signal:

Engine Torque Control Signal Circuit:

1. MEASURE SIGNAL VOLTAGE OUTPUT OF ECU (MPFI).
a. Turn ignition switch ON (with engine OFF).
b. Measure signal voltage output of ECU (MPFI).

Connector & Terminal/Specified value
(B59) No. 20 - Body/4 - 5 V

2. MEASURE SIGNAL VOLTAGE INPUT OF TCU.
a. Disconnect connector from TCU.
b. Turn ignition switch ON (with engine OFF).

3. Measure signal voltage input of TCU.

Connector & Terminal/Specified value
(B68) No. g - Body/4 - 5 V