3.1.13-154
CS35 2013.04
3.1.13-154Electronic Control System - ME7
3. Diagnosis Procedures
Test Conditions Details/Results/Actions
1. General inspection
A. Turn the ignition switch to position "LOCK", connect
the diagnostic tool.
B. Start the engine, use diagnostic tool to inspect
engine system.
Is there any DTC other than DTC P0136, P0137,
P0138, P0140, P2270, P2271?
Y
Carry out the DTC diagnosis.
Refer to: DTC Diagnostic Procedure Index
(3.1.13 Electrical Control System - ME7,
DTC Diagnosis and Testing).
N
Go to step 2.
2. Inspect the post - catalytic oxygen sensor data stream
A. Start the engine, keep the engine running till the
engine water temperature is higher than 80 ā .
B. Use a diagnostic tool access to engine data stream,
observe the "post - catalytic oxygen sensor voltage"
parameter.
Standard Voltage Value: 0.1 ~ 0.9 V
Is it within the standard values?
Y
Intermittent fault.
Refer to: Intermittent Fault Inspection
(3.1.13 Electronic Control System - ME7,
Symptom Diagnosis and Testing).
N
Go to step 3.
3. Inspect the post - catalytic oxygen sensor signal circuit
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