Contents Section: Air Conditioning All sections

Test Step 19 Opel Tigra A

Air Conditioning ~126 words
TestTesterCheckNotesNominal
StepMultimeter MKM-587-AofbetweenValue
19Voltmeter range 20 V, DCVoltage supply, power steering pressure switch S61 (only C 14 NZ)
Wiring harness plug of S61(A)*Ground· Ignition ON

· AC switch S101 ON

· Wiring harness plug disconnected from S61» 11.5 V
Ohmmeter range 200 WPassage when at rest, power steering pressure switch S61
Switch S61/Ter. ASwitch S61/Ter. B· Ignition OFF
· Wiring harness plug disconnected from S61» 0 W
Possible cause of fault, trouble-shooting

1. MAXI fuse F15/30A defective.

2. Lead interruption between power steering pressure switch S61 (A)* and pressure switch ASSY. S20 (2).

3. Pressure switch ASSY. S20 defective - see test step 06.

4. Lead interruption between pressure switch ASSY. S20 (1) and X6 (57/pin).

5. Lead interruption between X6 (57/bushing) and AC switch S101 (A).

6. AC switch S101 defective - see test step 08.

7. Lead interruption between AC switch S101 (C) and AC relay K6/Ter. 87 (8).

8. AC relay K6 defective - see test step 07.

9. Lead interruption between AC relay K6/Ter. 30 (4) and MAXI fuse F15/30A.

( ) Terminal in wiring harness plug

*) (A) Positive side terminal in wiring harness plug