Engine management system QR25DE for vehicles Nissan X-Trail 2 (T31)

Checks and adjustments — basic checks
1. Start of verification 1. Check to see if there are any recent repair entries in the service book that could indicate a fault, and if any scheduled maintenance is due....

Checks and adjustments — checking the idle speed.
The following describes how to check the speed x. X. When actually performing the procedure, follow the instructions in paragraph. « Basic checks » higher. Execution...

Checking the ignition timing
The following describes how to check the ignition timing. When actually performing the procedure, follow the instructions in paragraph. « Basic checks » higher. Using...

Learning to release the accelerator pedal position
The procedure is the operation of teaching the ECM to release the accelerator pedal position by monitoring the accelerator pedal position sensor output. This must be...

Learning the closed throttle position
The procedure is the operation of teaching the ECM to close the throttle position by monitoring the output of the throttle angle sensor. This must be done after...

Erasing the self-learning value of the ratio of components in the fuel air mixture
Below we describe how to erase the self-learning value of the ratio of components in the fuel air mixture. When actually performing the procedure, follow the...

Component Location
Component Location 1. Electrovalve of the intake valve timing control mechanism; 2. EVAP carbon filter; 3. Ignition coil (with power transistor); 4. Sensor-1 for...

Car repair — fuel pressure
Examination Relieving fuel pressure 1. Remove the fuel pump fuse located in the IPOM E/R block. 2. Start the engine. 3. After the engine stalls, crank it two or three...

Engine vapor control system
Examination 1. Conduct a visual inspection of the EVAP steam lines and make sure they are connected correctly and there are no cracks, damage, looseness, chafing or...

Technical data and specifications
Speed no.x. Transmission Condition Specifications CVT No load* (in position «R» or «N») 650±50 rpm MCP No load* (in neutral position) 650±50 rpm * Under the following...