ENGINE
6-11
Condition
Possible Cause
Reference Item
Engine hesitates
(Momentary lack of
response as the
accelerator is
depressed.
Can occur at
all vehicle
speeds.
Usually most severe
when first trying to make
the vehicle move, as
from a
stop sign.)
Ignition system out of order.
D
Faulty ignition coil or high-tension cords
Engine overheating
Engine and emission control system out
of order.
D
Fuel pressure out of specification
D
Faulty EGR system (if equipped)
D
Faulty injector
D
Faulty TP sensor, ECT sensor or MAP
sensor
D
Faulty ECM .
Low compression
Diagnosis in Section 6F.
Refer to “Overheating” of this table.
Diag. Flow Table B-3 in Section 6E.
Diag. Flow Table B-6 in Section 6E.
Fuel injector injection volume inspec-
tion in Section 6E.
TP sensor, ECT sensor or MAP
sensor in Section 6E.
Inspection of ECM and its circuit
in Section 6E.
Previously outlined.
Surges
(Engine power variation
under steady throttle or
cruise.
Feels like the vehicle
speeds up and down
with no change in the
accelerator pedal.)
Ignition system out of order.
D
Faulty ignition coil or high-tension cord
Engine and emission control system out
of order.
D
Variable fuel pressure
D
Faulty EGR system (if equipped)
D
Faulty MAP sensor
D
Faulty injector
D
Faulty ECM
Diagnosis in Section 6F.
Diag. Flow Table B-3 in Section 6E.
Diag. Flow Table B-6 in Section 6E.
MAP sensor in Section 6E.
Fuel injector injection volume inspec-
tion in Section 6E.
Inspection of ECM and its circuit in
Section 6E.
Excessive detonation
(The engine makes
sharp metallic knocks
that change with throttle
opening.
Sounds like pop corn
popping.)
Engine overheating
Ignition system out of order.
D
Improper ignition timing
Engine and emission control system
out of order.
D
Clogged fuel filter and fuel lines
D
Faulty EGR system (if equipped)
D
Faulty ECT sensor or MAP sensor
Refer to “Overheating” of this table.
Ignition timing in Section 6F.
Fuel pressure check in Section 6E.
Diag. Flow Table B-6 in Section 6E.
ECT sensor or MAP sensor in
D
Faulty ECT sensor or MAP sensor
D
Faulty injector
D
Faulty ECM
Others
D
Excessive combustion chamber deposits
ECT sensor or MAP sensor in
Section 6E.
Fuel injector injection volume inspec-
tion in Section 6E.
Inspection of ECM and its circuit in
Section 6E.
Piston and cylinder head cleaning in
Section 6A.
Summary of Contents for GA413
Page 1: ...99500 76A01 01E 99500 76A01 01E SERVICE MANUAL SERVISE MANUAL...
Page 40: ......
Page 43: ......
Page 267: ...SYSTEM CIRCUIT ANTILOCK BRAKE SYSTEM ABS OPTIONAL 5E 13...
Page 414: ...6E 4 ENGINE AND EMISSION CONTROL SYSTEM...
Page 424: ......
Page 426: ......
Page 427: ......
Page 428: ......
Page 441: ...ENGINE AND EMISSION CONTROL SYSTEM 6E 31 Fig for Step 2 Fig for Step 3...
Page 443: ...ENGINE AND EMISSION CONTROL SYSTEM 6E 33 Fig for Step 2 Fig for Step 3...
Page 446: ...6E 36 ENGINE AND EMISSION CONTROL SYSTEM Fig for Step 2...
Page 449: ......
Page 463: ......
Page 464: ......
Page 488: ......
Page 600: ...BLANK DIFFERENTIAL 7F 17...
Page 655: ......
Page 672: ...9 36 BODY SERVICE...
Page 674: ...9 38 BODY SERVICE...
Page 675: ...BODY SERVICE 9 39 RUST PROOF TREATMENT AREA...
Page 676: ...9 40 BODY SERVICE...
Page 753: ......
Page 895: ...ENGINE AND EMISSION CONTROL SYSTEM 6E 3 GA413 supple...
Page 896: ...6E 4 ENGINE AND EMISSION CONTROL SYSTEM GA413 supple...
Page 902: ...6E 10 ENGINE AND EMISSION CONTROL SYSTEM GA413 supple...
Page 991: ...9 4 BODY SERVICE GA413 supple...
Page 993: ...9 6 BODY SERVICE GA413 supple...
Page 994: ...BODY SERVICE 9 7 GA413 supple RUST PROOF TREATMENT AREA...
Page 995: ...9 8 BODY SERVICE GA413 supple...
Page 998: ...BODY SERVICE 9 11 GA413 supple UNDERBODY DIMENSIONS For van model...
Page 1000: ...BODY SERVICE 9 13 GA413 supple For truck model...
Page 1130: ...7E 20 DIFFERENTIAL FRONT 09944 66020 Bearing installer 09951 16060 Lower arm bush remover...
Page 1143: ...ndice MEMO Notizen Note Notas...
Page 1159: ...8A 1 12 MEMO Notizen Note Notas...
Page 1179: ...8A 3 20 Memo Notizen Note Notas...
Page 1181: ...8A 4 2 Memo Notizen Note Notas...
Page 1192: ...8A 6 5 Memo Notizen Note Notas...
Page 1198: ...8A 6 11 Memo Notizen Note Notas...
Page 1208: ...8A 6 21 Memo Notizen Note Notas...
Page 1216: ...8A 6 29 Memo Notizen Note Notas...
Page 1226: ...8A 6 39 Memo Notizen Note Notas...
Page 1237: ...8A 6 50 Memo Notizen Note Notas...
Page 1246: ...Prepared by 1st Ed July 2002 Printed in Japan 114...