Torque Control Signal Diagnosis - Subaru 1997-1998 Impreza Service Manual

2-7c
[TSlO]
S.
Diagnostics Chart with Trouble Code
1. Check output signal from ECM.
2.
Check harness connector between ECM and
TCM.
Repair poor contact in reM connector terminal.
< Ref. to FOREWORD [T3Cl ). >
TCM
FUEL INJECTION SYSTEM [TU RBO MODEL]
Not O.K.
L: TROUBLE CODE (38)
- TORQUE CONTROL SIGNAL
DIAGNOSIS:
•
Abnormal signal is entered from TCM .
•
The harness connector between ECM and TCM is in
short or open.
O.K.
Repair poor contact i n ECM connector terminal.
< Ref. to FOREWORD [T3C l l . >
Not O.K.
Repair or replace harness connectors.
78
-
ECM
H3M1595