Dtc P0532: A/C Refrigerant Pressure Sensor Circuit Low - Suzuki 2006 SX4 Service Manual

1A-136 Engine General Information and Diagnosis:

DTC P0532: A/C Refrigerant Pressure Sensor Circuit Low

Wiring Diagram
1
15 14 13 12 11
30 28 27 26
29
45 44 43 42 41
59
60 58 57 56
1. A/C refrigerant pressure sensor
DTC Detecting Condition and Trouble Area
DTC detecting condition
A/C refrigerant pressure sensor signal voltage is less than specified
value.
(1 driving detection logic but MIL does not light up)
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch turned OFF.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Start engine and warm up engine to normal operating temperature.
4) Run engine at idle and turn both A/C switch and heater blower switch ON (turn ON air conditioning) for 3 min. or
more.
5) Check DTC and pending DTC.
Troubleshooting
NOTE
Before this troubleshooting is performed, read the precautions for DTC troubleshooting referring to
"Precautions for DTC Troubleshooting".
Step
1 Was "Engine and Emission Control System Check"
performed?
2
GRY/RED
RED/BLU
ORN
3
E01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
2. To MAP sensor
Action
GRY/RED C01-14
E01-55
ORN
E01-54
2 1 15 14 13 12 11
17 16 30 28 27 26
29
32 31 45 44 43 42 41
59
47 46 60 58 57 56
3. To other sensors
• A/C refrigerant pressure sensor circuit
• A/C refrigerant pressure sensor
• MAP sensor
• ECM
Go to Step 2.
4
5V
5V
C01-58 BLK/ORN
C01-15
BLK
C01-30 BLK
E01-31
BLK
C01
10 9 8 7 6 5 4 3
25 24 23 22 21 20 19 18
40 39 38 37 36 35 34 33
55 54 53 52 51 50 49 48
4. ECM
Trouble area
Yes
Go to "Engine and
Emission Control
System Check".
S6RW0D1104051
2 1
17 16
32 31
47 46
I6RW0D110044-01
No