Nissan Altima 2007-2012 Service Manual: Function diagnosis
- Relay control system
- Power control system
- Signal buffer system
- Power consumption control system
- Diagnosis system (IPDM E/R)
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 ...
Relay control system
System Diagram
System Description
IPDM E/R activates the internal control circuit to perform the relay ON-OFF
control according to the input signals
from various sensors and the request signal ...
Other materials:
Spiral cable
Removal and Installation
REMOVAL
CAUTION:
• Before servicing, turn ignition switch OFF, disconnect both battery terminals
and wait at least three
minutes.
• Do not use air tools or electric tools for servicing.
• Do not disassemble the spiral cable.
• Do not allow oil, grease, ...
Service data and specifications
(SDS)
Idle Speed
*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Lights, heater fan & rear window defogger)
• Steering wheel: Kept in straight-ahead position
Ignition Timing
*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Ligh ...
P0643 Sensor power supply
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn
ignition switch OFF and wait at
least 10 seconds before conducting the next test.
TESTING CONDITION:
Before performing the following proced ...