TROUBLESHOOTING [ENGINE CONTROL KL]
Caution
•
Before connecting the negative battery
cable be sure all fuel connections, clamps
and fittings are secure. Fuel pump will
operate at full pressure anytime the cable
is connected to the battery. When the
cable makes contact, it is sure to arc and
create a danger of ignition or explosion.
6. Connect the negative battery cable for 10
seconds
to operate the fuel pump.
7. Disconnect the negative battery cable and remove
the jumper wire.
8. Observe the fuel pressure after 5 minutes.
Fuel pressure
More than 147 kPa {1.5 kgf/cm2, 21 psi}
9. If not as specified, perform the following
inspections.
•
Fuel pump hold pressure.
•
Pressure regulator hold pressure.
•
Injector fuel leakage.
Fuel Line Pressure Inspection
Warning
•
Fuel line spills and leaks are dangerous.
Fuel can ignite and cause serious injuries
or death and damage. Fuel can also irritate
skin and eyes. To prevent this, always
complete the “BEFORE REPAIR
PROCEDURE” and “AFTER REPAIR
PROCEDURE” (Refer to 01-14 BEFORE
REPAIR PROCEDURE, 01-14 AFTER
REPAIR PROCEDURE).
1. Disconnect the negative battery cable.
2. Install a fuel pressure gauge between the fuel filter
and the main fuel hose. (Install clamps as shown.)
W6U101WKT
3. Disconnect the negative battery cable.
4. Remove the fuel pump relay.
Caution
•
Connecting the wrong fuel pump relay
socket terminals may possibly cause a
malfunction. Carefully connect the
specified terminals only.
5. Connect fuel pump relay socket terminal 30 and
87 by using a jumper wire.
Caution
•
Before connecting the negative battery
cable be sure ail fuel connections, clamps
and fittings are secure. Fuel pump will
operate at full pressure anytime the cable
is connected to the battery. When the
cable makes contact, it is sure to arc and
create a danger of ignition or explosion.
6. Connect the negative battery cable to operate the
fuel pump.
7.
Measure the fuel line pressure.
Fuel line pressure
2 6 0 — 3 1 0
kPa
{2.6— 3 .2
kgf/cm2,
3 7 — 46
psi}
8. If not as specified, perform the following
inspections.
•
Fuel pump maximum pressure.
•
Fuel line clogging and restriction.
•
Fuel filter clogging and restriction.
•
Pressure regulator hold pressure.
FUEL PUMP
RELAY
W6U101WKU
0 1 -0 1 B -1 78
Summary of Contents for MX-6 1998
Page 1: ......
Page 501: ...STARTING SYSTEM 3 If not as specified replace the starter interlock switch 01 19 3...
Page 803: ...MANUAL TRANSAXLE W 6 U 5 1 5 W A C 05 15 7...
Page 934: ...CONTROL SYSTEM CONTROL SYSTEM STRUCTURAL VIEW W6U740WA0 07 40 2...
Page 983: ...SERVICE TOOLS 08 60 SERVICE TOOLS 08 RESTRAINTS S S T 08 60 1 08 RESTRAINTS SST 08 60 1...