Nissan Note [1660/1872] Ec 1660

Nissan Note [1660/1872] Ec 1660
EC-1660
[K9K]
TROUBLE DIAGNOSIS
11. CHECK LOW PRESSURE CIRCUIT
Check the low pressure circuit using TEST 1. Refer to EC-1660, "
TEST 1: LOW PRESSURE CIRCUIT
CHECK" .
>> GO TO 12.
12. CHECK FUEL INJECTORS
Check the fuel injectors using TEST 3. Refer to EC-1662, "
TEST 3: FUEL INJECTOR CHECK" .
>> GO TO 13.
13. CHECK ECM
Check the ECM using TEST 6. Refer to EC-1664, "
TEST 6: ECM CHECK" .
>> INSPECTION END
Trouble Diagnosis - Basic Test Procedure
BBS004U3
DESCRIPTION
NOTE:
Only consult the tests after following the diagnostic procedure chart.
Some specific checks are grouped under the “tests” heading and are used as required in different diagnostic
charts.
TEST 1: LOW PRESSURE CIRCUIT CHECK
1. CHECK CONFORMITY
Check the conformity of the low pressure connections.
Is the low pressure circuit connection correct?
Yes or No
Yes >>GOTO2.
No >> Carry out the required repairs.
2. CHECK FOR LEAK
Look for leaks on the unions.
Are there leaks in the hoses and unions?
Yes or No
Yes >> Carry out the required repairs.
No >> GO TO 3.
Basic test Trouble diagnosis Reference page
Low pressure circuit check TEST 1 EC-1660
Electrical circuit check TEST 2 EC-1661
Fuel injector check TEST 3 EC-1662
Parameter check TEST 4 EC-1663
Air inlet circuit check TEST 5 EC-1663
ECM check TEST 6 EC-1664
High pressure pump check TEST 7 EC-1664
High pressure circuit leak check TEST 8 EC-1665
Fuel injector leak check TEST 9 EC-1665
Fuel injector return flow in starting phase TEST 10 EC-1666
Fuel filter check TEST 11 EC-1666

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