1996 SUBARU LEGACY Service Repair Manual

Page 1841 of 2890

SUBARU LEGACY 1996  Service Repair Manual 3. TRANSMISSION CONTROL MODULE (TCM) I/O
SIGNAL
OBD0093A
Check with ignition switch ON.
ContentConnector
No.Terminal
No.Measuring conditions Voltage (V)
Back-up power supply B56 14 Ignition switch OFF

Page 1842 of 2890

SUBARU LEGACY 1996  Service Repair Manual ContentConnector
No.Terminal
No.Measuring conditionsVoltage
(V)Resistance to
body
(ohms)
Throttle position
sensorB54 8Throttle fully closed. 0.3—0.7
—
Throttle fully open. 4.3—4.9
Throttle posit

Page 1843 of 2890

SUBARU LEGACY 1996  Service Repair Manual 6. Basic Diagnostics Procedure
Trouble occurs.
Ask the customer when and how the
trouble occurred using interview
check list. <Ref. to 2-7 [T602].>
Start the engine.
Ye sNoInspection using“8. Diagn

Page 1844 of 2890

SUBARU LEGACY 1996  Service Repair Manual 1. BASIC CHECK ITEMS FOR AT
When trouble code about automatic transmission is shown
on display, carry out the following basic check. After that,
carry out the replacement or repair work.
1) ATF level

Page 1845 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2. CHECK LIST FOR INTERVIEW
Check the following items when problem occurred.
Customer’s name Engine no.
Date of sale Fuel brand
Date of repair Odometer readingkm
miles
Vin no.
WeatherFineCloudyRa

Page 1846 of 2890

SUBARU LEGACY 1996  Service Repair Manual Check the following items about the vehicle’s state when
MIL turns on.
a) Other warning lights or indicators turn on.Ye s /No

1Low fuel warning light

2Charge indicator light

3AT diagnosti

Page 1847 of 2890

SUBARU LEGACY 1996  Service Repair Manual 7. Diagnostics for CHECK ENGINE
Malfunction Indicator Lamp (MIL)
A: CHECK ENGINE MALFUNCTION
INDICATOR LAMP (MIL) DOES NOT COME
ON.
DIAGNOSIS:
The CHECK ENGINE malfunction indicator lamp (MIL)
circui

Page 1848 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0508A
7A1
CHECK OUTPUT SIGNAL FROM ECM.
1) Turn ignition switch to ON.
2) Measure voltage between ECM connector and chassis
ground.
: Connector & terminal
(B84) No. 58 (+) — Chassis ground (�):
I