Legacy GT Wagon AWD F4-2.5L DOHC (1997)
2. Check power supply circuit of Engine Control Module (ECM).
a. Install Main Relay .
b. Disconnect connectors from ECM.
c. Turn Ignition Switch to "ON".
d. Measure power supply voltage between ECM connector terminals.
[CHECK]:Connector & terminal:
(B84) No. 15 - No. 96/10 Volts or more.
(B84) No. 16 - No. 96/10 Volts or more.
(B84) No. 42 - No. 96/10 Volts or more.
[YES]:
Go to step 3.
[NO]:
Repair harness of power supply circuit.
3. Check ground circuit of ECM.
a. Turn Ignition Switch to "OFF".
b. Measure resistance at harness connector between ECM and body.
[CHECK]:Connector & terminal:
(B84) No. 25 - Body/1O Ohms or less.
(B84) No. 45 - Body/1O Ohms or less.
(B84) No. 46 - Body/1O Ohms or less.
(B84) No. 69 - Body/1O Ohms or less.
(B84) No. 70 - Body/1O Ohms or less.
(B84) No. 71 - Body/1O Ohms or less.
(B84) No. 72 - Body/1O Ohms or less.
(B84) No. 95 - Body/1O Ohms or less.
(B84) No. 96 - Body/1O Ohms or less.
[YES]:
Check Ignition control system.
[NO]:
Repair harness between ECM connector and body.