Nissan Altima 2007-2012 Service Manual: Idle speed
Description
This describes how to check the idle speed. For the actual procedure, follow the instructions in “BASIC INSPECTION”.
Special Repair Requirement
1.CHECK IDLE SPEED
Check idle speed in “DATA MONITOR” mode with CONSULT-III.
Check idle speed with Service $01 of GST.
>> INSPECTION END
Additional service when replacing
control unit
Description
When replacing ECM, this procedure must be performed.
Special Repair Requirement
1.PERFORM INITIALIZATION OF NATS SYSTEM AND REGISTRATION OF ALL NATS
IGNITION KEY IDS
Ref ...
Ignition timing
Description
This describes how to check the ignition timing. For the actual procedure,
follow the instructions in “BASIC
INSPECTION”.
Special Repair Requirement
1.CHECK IGNITION TIMING
1. A ...
Other materials:
P0139 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
from th ...
Function diagnosis
LUBRICATION SYSTEM
Lubrication Circuit
Schematic
1. Oil pan
2. Oil strainer
3. Oil pump
4. Regulator valve
5. Oil filter
6. Relief valve (Built in oil filter)
7. Oil cooler
8. Bypass
9. Main gallery
10. Main bearing
11. Timing chain and balancer unit timing
chain oil jet
12. Conne ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
>> GO TO 2
2. CHECK DTC
1. Check DT ...