Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor Cause of Fault

Remedy in F0:DATA LIST No.

Trouble Code Storage when ...

29

FUEL PUMP RELAY VOLTAGE LOW

08

·   Short circuit to ground at control unit output to fuel pump relay for 1.56 s before engine start

·   Fuel pump relay defective

or

·   Circuit interruption

If trouble code 29 was recognized, the fuel pump relay driver is switched off. The relay remains engaged if there is a short circuit to ground (fuel pump then runs continuously).