DIAGNOSTICS FOR ENGINE STARTING FAILURE
ENGINE (DIAGNOSTICS)
10
CHECK HARNESS BETWEEN ECM AND
FUEL INJECTOR CONNECTOR.
Measure resistance of harness between ECM
and fuel injector connector.
Connector & terminal
(B134) No. 13 — Chassis ground:
Is the measured value less than the specified
value?
11
CHECK HARNESS BETWEEN ECM AND
FUEL INJECTOR CONNECTOR.
Measure resistance of harness between ECM
and fuel injector connector.
Connector & terminal
(B134) No. 14 — (B136) No. 2:
Is the measured value within the specified
value?
12
CHECK HARNESS BETWEEN ECM AND
FUEL INJECTOR CONNECTOR.
Measure resistance of harness between ECM
and fuel injector connector.
Connector & terminal
(B134) No. 14 — Chassis ground:
Is the measured value less than the specified
value?
13
CHECK HARNESS BETWEEN ECM AND
FUEL INJECTOR CONNECTOR.
Measure resistance of harness between ECM
and fuel injector connector.
Connector & terminal
(B134) No. 15 — (B136) No. 2:
Is the measured value within the specified
value?
14
CHECK HARNESS BETWEEN ECM AND
FUEL INJECTOR CONNECTOR.
Measure resistance of harness between ECM
and fuel injector connector.
Connector & terminal
(B134) No. 15 — Chassis ground:
Is the measured value less than the specified
value?
15
CHECK POOR CONTACT.
Check poor contact in ECM connector.
Is there poor contact in ECM connector?
Step
EN(H4SOw/oOBD)-56
Value
1 Ω
11 — 12 Ω
1 Ω
11 — 12 Ω
1 Ω
There is poor contact.
Yes
Repair ground
Go to step 11.
short circuit in har-
ness between
ECM and fuel
injector connector.
Go to step 12.
Repair harness
and connector.
NOTE:
In this case, repair
the following:
• Open circuit in
harness between
ECM and fuel
injector connector
• Poor contact in
coupling connector
(B22)
Repair ground
Go to step 13.
short circuit in har-
ness between
ECM and fuel
injector connector.
Go to step 14.
Repair harness
and connector.
NOTE:
In this case, repair
the following:
• Open circuit in
harness between
ECM and fuel
injector connector
• Poor contact in
coupling connector
(B22)
Repair ground
Go to step 15.
short circuit in har-
ness between
ECM and fuel
injector connector.
Repair poor con-
Inspection using
tact in ECM con-
"General Diagnos-
nector.
tic Table". <Ref. to
EN(H4SOw/
oOBD)-102,
INSPECTION,
General Diagnos-
tic Table.>
No