Suzuki RA410, Manual

Page: 390 / 761

ENGINE AND EMISSION CONTROL SYSTEM 6E1-25
STEP ACTION YES NO
5 1) Remove VSS.
2) Visually inspect VSS sensor signal rotor for
damage.
Was any damage found?
Faulty VSS signal rotor. Poor connection of VSS
connector terminal.
If OK, substitute a
known-good VSS and
recheck.
6 1) Turn ignition switch to OFF position.
2) Disconnect combination meter connectors. Re-
fer to SECTION 8.
3) Disconnect P/S control module connector (if
equipped).
4) Turn ignition switch to ON position, without run-
ning engine.
5) Measure voltage from terminal “c” of VSS con-
nector to ground.
Is voltage within 4 – 5V?
Faulty speedometer.
Faulty P/S control mod-
ule.
“V” wire open or short.
Poor connection of ECM/
PCM connector terminal.
If OK, substitute a
known-good ECM/PCM
and recheck.
NOTE:
Upon completion of inspection and repair work, perform DTC CONFIRMATION PROCEDURE in this sec-
tion and confirm that the trouble has been corrected.
Fig. for Step 3 Fig. for Step 4, 6