Suzuki 2006 SX4, Service Manual

Page: 177 / 1478

Engine General Information and Diagnosis: 1A-133
C01-24 LT GRN ECT sensor signal
3.3 – 3.8 V
IG switch: ON
ECT: 0
°
C (32
°
F)
— 1.38 – 1.72 V
IG switch: ON
ECT: 50
°
C (122
°
F)
0.40 – 0.53 V
IG switch: ON
ECT: 100
°
C (212
°
F)
C01-25
LT
GRN/
BLK
IAT sensor signal
3.18 – 3.67 V
IG switch: ON
IAT: 0
°
C (32
°
F)
— 1.32 – 1.65 V
IG switch: ON
IAT: 40
°
C (104
°
F)
0.46 – 0.60 V
IG switch: ON
IAT: 80
°
C (176
°
F)
C01-26
PNK/
BLK
MAF sensor signal
0.5 – 1.0 V
Engine: Stop
IG switch: ON
— 1.3 – 1.8 V
(“Reference
waveform No.14: ”)
Engine: Idle speed after
warming up
C01-27 GRY
Ground for MAF
sensor
Below 0.3 V IG switch: ON —
C01-28
BLU/
YEL
Generator control
signal output
0 – 1 V
Engine: Stop
IG switch: ON
—
4 – 6 V
Engine: Idle speed after
warming up
C01-29 BLK Ground for ECM Below 0.3 V IG switch: ON —
C01-30 BLK Ground for ECM Below 0.3 V IG switch: ON —
C01-31 BLK
Ground for A/F
sensor heater
Below 0.3 V IG switch: ON —
C01-32 RED
Heater output of A/
F sensor
10 – 14 V IG switch: ON —
*0 – 1 V
↑↓
10 – 14 V
(“Reference
waveform No.15: ”)
Engine: Idle speed after
warming up
Output signal is active low
duty pulse. Duty ratio
varies depending on
engine condition.
C01-33 BLK
Shield ground for
TP sensor circuit
Below 0.3 V IG switch: ON —
C01-34 — — — — —
C01-35 — — — — —
C01-36 BLU CKP sensor (–)
0 – 1 V IG switch: ON —
*4 – 6 V
↑↓
–4 – –6 V
(“Reference
waveform No.17: ”
and “Reference
waveform No.18: ”)
Engine: Idle speed after
warming up
Output signal is sinusoidal
waveform.
Waveform frequency
varies depending on
engine speed. (30 (36 – 6)
pulses are generated par
1 crankshaft revolution.)
C01-37 BLK
A/F sensor signal
(–)
2.35 – 2.55 V
(“Reference
waveform No.15: ”)
Engine: Idle speed after
warming up
—
C01-38 WHT
A/F sensor signal
(+)
2.7 – 2.9 V
(“Reference
waveform No.15: ”)
Engine: Idle speed after
warming up
—
C01-39
BLK/
RED
Ground for HO2S Below 0.3 V IG switch: ON —
Terminal
No.
Wire
color
Circuit Normal voltage Condition Remarks