Suzuki SY413 Service Manual page 2711

6-1-112 ENGINE GENERAL INFORMATION AND DIAGNOSIS (G13/G16 ENGINE WITH WU TWC)
TABLE B-6 POWER STEERING PRESSURE (PSP) SWITCH SIGNAL CIRCUIT
CHECK (If equipped)
Power steering
pressure switch
INSPECTION
STEP
1 Check PSP Switch Signal Circuit.
1) Connect SUZUKI scan tool to DLC with ignition switch
OFF.
2) Start engine and select "DATA LIST" mode on scan tool.
3) Check power steering pressure switch. See Fig. 1.
Engine running and steering
wheel at straight-ahead position : OFF
Engine running and steering
wheel turned to the right or
left as far as it stops
Is it in good condition?
Is each voltage as specified?
2 Check Wire Harness.
1) Turn ignition switch OFF and disconnect PSP switch
connector.
2) Check for proper connection to PSP switch.
3) If OK, then check voltage at "G/W" PSP switch wire ter-
minal with ignition switch ON. See Fig. 2.
Is it 10 – 14 V?
Fig.1 for Step 1
ACTION
: ON
Fig.2 for Step 2
YES
Signal circuit is in Go to Step 2.
good condition.
Power steering "G/W" wire open or
switch malfunction shorted to ground
or power steering or Poor C21-5 con-
system malfunction. nection.
If wire and connec-
tion are OK, substi-
tute a known-good
ECM (PCM) and
recheck.
NO