Multec (X 12 SZ / X 16 SZ) F0: DATA LIST
| No. | TECH 1 Display | Conditions for Checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 35 | FUEL PUMP RELAY | Engine OFF |
Ignition ON
| Engine running at idle speed | INACTIVE |
12V
| ACTIVE 0V | 29, 32 | B 6 / C 4 |
|---|---|---|
| Trouble - shooting: | Nominal Value: | Cause of Fault: |
(If nominal value is not attained)
· For RHD+ATWS:
Disconnect anti - theft warning system control unit K 94.
· Bridge anti - theft warning system control unit K 94 Ter. 18 and Ter. 1
· Ignition OFF
· Remove fuel pump relay K 58 from socket.
· Ignition ON
· Measure voltage:
from: socket of fuel pump relay K 58 Ter. 30
to: ground
| greater than 11 V | · Lead interruption |
from: fuel pump relay K 58 Ter. 30
to: battery +
· Short circuit in wiring harness
from: battery +
| to: ground |
· Ignition OFF
· Measure voltage:
from: socket of fuel pump relay K 58 Ter. 86
to: ground
| less than 0.1 V | · Short circuit in wiring harness |
from: fuel pump relay K 58 Ter. 86
| to: battery + |
· Ignition ON
· Measure voltage:
from: socket of fuel pump relay K 58 Ter. 86
| to: ground | greater than 11 V | · Lead interruption |
from: ignition lock S 1 Ter. 15
to: fuel pump relay K 58 Ter. 86
· Short circuit in wiring harness
from: fuel pump relay K 58Ter. 86
to: ground
· Ignition OFF
· Bridge socket of fuel pump relay K 58:
from: socket of fuel pump relay K 58 Ter. 86
to: socket of fuel pump relay K 58 Ter. 87
· Ignition ON
· Using multimeter, measure current:
between: control unit K 57 Ter. B 6
and: ground
| less than 100 mA | · Short circuit in wiring harness |
from: battery +
| to: fuel pump relay K 58 Ter. 86 |
· Ignition ON
| · Start engine | Engine running | · Short circuit in wiring harness |
from: fuel pump relay K 58 Ter. 87
to: ground
· Lead interruption
from: fuel pump relay K 58 Ter. 87
to: fuel pump
· Fuse defective
F2 (Astra - F)
F26 (Corsa - B)
· Ignition OFF
· Bridge socket of fuel pump relay K 58:
from: socket of fuel pump relay K 58 Ter. 86
to: socket of fuel pump relay K 58 Ter. 85
· Disconnect control unit K 57 wiring harness plug.
· Measure voltage:
from: control unit plug Ter. B 6
to: ground
| less than 0.1 V | · Short circuit in wiring harness |
from: battery +
| to: fuel pump relay K 58 Ter. 85 |
· Ignition ON
· Measure voltage:
from: control unit plug Ter. B 6
| to: ground | greater than 11.5 V | · Short circuit in wiring harness |
from: fuel pump relay K 58 Ter. 85
to: ground
· Lead interruption
from: fuel pump relay K 58 Ter, 85
to: control unit plug Ter. B 6
· Ignition OFF
· Connect relay
· Bridge control unit K 57 wiring harness plug:
from: control unit plug Ter. B 6
to: ground
· Using multimeter, measure current:
between: control unit K 57 Ter. B 6
and: ground
· Ignition ON
| less than 100 mA | |
|---|---|
| greater than 10 A | · Fuel pump relay K 58 defective |
· Fuse defective
F2 (Astra - F)
| F26 (Corsa - B) |
· Ignition OFF
· Connect anti - theft warning system control unit K 94
· Ignition ON
· Using multimeter, measure current:
between: control unit K 57 Ter. B 6
and: ground
| greater than 10 A | · Fault in anti - theft warning system (see Checking Procedures "Anti - theft Warning System", 01 / 92 edition) |
|---|---|
| If nominal values attained | |
| · Control unit defective |