| -- Select "read measured values block" using Vehicle Diagnosis, Testing and Information System VAS 5051 under "Guided Fault Finding".-- Repeat cooling performance test COOLING OUTPUT, CHECKING .-- Pay attention to the A/C Compressor Regulator Valve -N280- during the testing. Did the control switch off during refrigerant circuit test (was the control current less than 0.50 A)? |
| ↓ Yes ↓ |
↓ No ↓ |
| -- Check the DTC memory, correct any malfunctions and erase the DTC memory using Vehicle Diagnosis, Testing and Information System VAS 5051 under "Guided Fault Finding". |
-- Select "read measured values block" using Vehicle Diagnosis, Testing and Information System VAS 5051 under "Guided Fault Finding".-- During the cooling performance test, check the pressure in the refrigerant circuit. Did the pressure in refrigerant circuit increase during cooling performance test? |
| -- Read the compressor shut-off condition and correct the cause of the shut-off using Vehicle Diagnosis, Testing and Information System VAS 5051 under "Guided Fault Finding".-- Repeat cooling output test. |
↓ Yes ↓ ↓ Continuation DETERMINING MALFUNCTION IF SPECIFIED VALUES ARE NOT OBTAINED => |
↓ No ↓ -- Bring vehicle to a workshop that has the necessary tools and in which the work can be performed accordingly by qualified personnel: General Information
or refer to General Information
. Bring the problems determined to the attention of the workshop. |