CS35 2013.04
3.1.13-41 3.1.13-41Electronic Control System - ME7
3. Inspect the vacuum pipeline
A. Inspect the air intake system for leakage.
Refer to: Air Intake System For Leakage
Diagnosis (3.1.5 Intake System, General
Procedures).
Does the air intake system leak?
Y
Repair the air intake system.
N
Go to step 4.
4. Inspect the water temperature sensor
A. Replace the water temperature sensor with a new
one.
B. Start engine, observe the engine.
Is the engine idle speed too high?
Y
Go to step 5.
N
Replace the water temperature sensor.
5. Inspect the water temperature sensor signal circuit
A. Turn the ignition switch to position "LOCK".
B. Disconnect the water temperature sensor wiring
harness connector E22. Turn the ignition switch to
position "ON".
C. Measure the voltage between terminal 2 of water
temperature sensor wiring connector E22 and the
reliable grounding.
Standard Voltage Value: 4.7 ~ 5.5 V
Is the voltage normal?
Y
Go to step 6.
N
Repair the fault circuit between terminal 2 of water
temperature sensor wiring harness connector E22
and terminal 39 of ECM wiring harness connector
E01.
Test Conditions Details/Results/Actions
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