Vauxhall Workshop Service and Repair Manuals

No.

TECH 1 Display

Conditions for Checking

Nominal Value

Trouble Codes

Terminal

17

REAR SOL. VALVE

Ignition ON

INACTIVE

18

-

see note

Note:

In the ABS - 2SH with TC (Traction Control), the control unit terminals for the solenoid valves are shown in the circuit diagrams as being inaccessible.

The 6 - pin wiring harness plug U 4.9 connects the control unit and the solenoid valves.

Notes for Trouble - shooting:

Nominal Value:

Cause of Fault:

·   Ignition OFF

·   Unbolt cover from hydraulic modulator U 4

·   Disconnect 6 - pin plug U 4.9 from hydraulic modulator U 4

·   Measure resistance at 6 - pin plug U 4.9 / Ter. 5 to Ter. 6

·   See F5: ACTUATOR TEST, test step 04

0.7 to 1.7 W

·   Solenoid valve U 4.7 (hydraulic modulator) defective