1A-36 Engine Control System (4HK1)
5
Does the scan tool display ECM DTCs P0633,
P161B or U0167?
—
Go to Applicable
DTC
Problem is relating
to starting system.
Refer to Starting
System in Section
1E Engine Electrical
6
Select the DTC display function for the following
control modules:
• ECM
• Transmission control module (TCM) (Smoother
only)
• Electronic hydraulic control unit (EHCU) (If so
equipped)
Does the scan tool display any DTCs?
—
Go to Step 7 Go to Step 11
7
Does the scan tool display DTCs which begin
with U or other control module communication
fault DTCs?
—
Go to Applicable
DTC Go to Step 8
8
Does the scan tool display ECM DTCs P0601,
P0602, P0604, P0606, P060B or P1621?
—
Go to Applicable
DTC Go to Step 9
9
Does the scan tool display ECM DTC P0563?
—
Go to Applicable
DTC Go to Step 10
10
Is there any other code in any controller that
has not been diagnosed?
—
Go to Applicable
DTC Go to Step 11
11
Is the customer's concern with the
transmission?
—
Go to Diagnostic
System Check -
Transmission
Controls in Setion
5A Transmission
Control System Go to Step 12
12
Is the customer's concern with the anti-lock
brake system?
—
Go to Diagnostic
System Check -
ABS Controls in
Section 4C1 ABS/
ASR Go to Step 13
13
1. Review the following symptoms.
2. Refer to the applicable symptom diagnostic
table:
• Hard Start
• Rough, Unstable, or Incorrect Idle and
Stalling
• High Idle Speed
•Cuts Out
• Surges
• Lack of Power, Sluggishness, or
Sponginess
• Hesitation, Sag, Stumble
• Abnormal Combustion Noise
• Poor Fuel Economy
• Excessive Smoke (Black Smoke)
• Excessive Smoke (White Smoke)
• DPD System Manual Regeneration
Frequently
• DPD System Regeneration Long Time
Did you find and correct the condition?
—
System OK
Go to Intermittent
Conditions
Step Action Value(s) Yes No
LG4HKED-WE-0871.book 36 ページ ２００７年１１月２９日 木曜日 午後６時２９分
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