Suzuki XL7 2007 Service Manual page 1894

7A-80 Heating, Ventilation and Air Conditioning:
Step
1. Replace the A/C compressor. Refer to "Compressor
Replacement".
2. Replace the TXV. Refer to "Thermal Expansion Valve
10 Replacement".
3. Evacuate and recharge the A/C system. Refer to
"Refrigerant Recovery and Recharging".
Is the action complete?
1. Replace the TXV. Refer to "Thermal Expansion Valve
Replacement".
2. Replace the A/C compressor. Refer to "Compressor
Replacement".
11
3. Replace the receiver dehydrator. Refer to "Receiver
Dehydrator Replacement".
4. Evacuate and recharge the A/C system. Refer to
"Refrigerant Recovery and Recharging".
Is the action complete?
1. Replace the A/C compressor. Refer to "Compressor
Replacement".
12
2. Evacuate and recharge the A/C system. Refer to
"Refrigerant Recovery and Recharging".
Is the action complete?
Operate the system in order to verify the repair
13 Did you find and correct the condition?
Air Conditioning (A/C) Diagnostics - Pressure Zone C
Step
DEFINITION: The low and the high side pressures are both higher than normal.
• Restricted Condenser Air Flow
• Cooling Fan Malfunction
• Thermal Expansion Valve (TXV) Malfunction
Were you sent here from the air conditioning (A/C) System
Performance Test?
1
1. Start the engine.
2. Turn ON the A/C.
2
3. Inspect for proper cooling fan operation. Refer to "Cooling
System Description and Operation: ".
Are the cooling fans ON and operating properly?
Visually inspect for the following conditions:
• Damaged condenser cooling fins
3
• Missing or misaligned air baffles
• Restricted air flow
Do any of these conditions exist?
Repair the air flow restriction.
4
Is the action complete?
Repair the fault to the cooling fan operation. Refer to "Cooling
5 Fan Inoperative: ".
Is the repair complete?
Action
Action
Yes
Go to Step 13
Go to Step 13
Go to Step 13
Go to "Symptoms -
System OK HVAC Systems -
Automatic"
Yes
Conditioning (A/C)
System Performance
Go to Step 2 Test (w/ C69)" "Air
Conditioning (A/C)
System Performance
Test (w/o C69)"
Go to Step 3 Go to Step 5
Go to Step 4 Go to Step 6
Go to Step 9
Go to Step 9
No
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No
Go to "Air
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