Suzuki Wagon R Manual page 3644

Relief Valve
Inspection
Z10XEP and Z12XEP Engine Models
By using special tool, check if there is refrigerant leakage.
If there is refrigerant leakage, replace the compressor assembly.
Special tool
(A): 09990–86011
Z13DT Engine Model
Refer to the same section of the Service Manual mentioned in the
"FOREWORD" of this service manual.
Compressor Control Valve
Inspection
Z10XEP and Z12XEP Engine Models
By using special tool, check if there is refrigerant leakage. If there
is refrigerant leakage, replace the compressor assembly.
Special tool
(A): 09990–86011
AIR CONDITIONING (OPTIONAL) 1B-25