Nissan Skyline R34 workshop service manual page 30

text version of content this owner's manual page from owners manual to the vehicle Nissan Skyline, year of production 1998 - 2002:

TROUBLE DIAGNOSES . CONSULT (Cont'd) Monitored item Description Remarks [Unit] signals INJ PULSE [msec] lndicates the actual fuel injection pulse When the engine is stopped, a certain width compensated by ECM according to computed value is indicated. the input siqnals. I IGN TIMING [BTDC] lndicates the ignition timing computed by When the engine is stopped, a certain ECM according to the input signals. value is indicated. I lo IACV-AACN I%] lndicates IACV-AACN control value com- puted by ECM according to the input sig- nals. I lo PURG VOL CN lndicates the EVAP canister purge vol- [ONIOFF dutyj ume control valve computed by the ECM according to the input signals. The opening becomes larger as the value increases. AIF ALPHA [%] - -- - The mean value of the air-fuel ratio feed- When the engine is stopped, a certain back correction factor per cycle is indi- value is indicated. cated. This data also includes the data for the air-fuel ratio learning control. AIR COND RLY The air conditioner relay control condition [ONIOFF] (determined by ECM according to the input signal) is indicated. -- - - Indicates the fuel pump relay control con- dition determined by ECM according to the input signals. The control condition of the intake valve timing control solenoid valve is indicated. ON . Intake valve timing control is oper- ating. OFF . lntake valve timing control is not operating. VlAS SN [ONIOFF] Control conditions computed by ECM RB20DE (UB), Solenoid valve activated: ON RB25DE Solenoid valve not activated: OFF SWRL CONT SN [ON/OFF] 0 RB20DE (UB) COOLING FAN The control condition of the cooling fan [HVLOW/O RB25DE, FF] (determined by ECM according to the input signal) is indicated. RB25DET HI . High speed operation LOW . Low speed operation OFF . Stop TURBO CONT SN Control conditions computed by ECM 0 RB25DET Solenoid valve activated: ON Solenoid valve not activated: OFF PD PRESSURE Refrigerant pressure sensor output volt- Approx. 0.36V min. SENSOR M age (Varies with air conditioner refrigerant pressure) , VOLTAGE Voltage measured by the voltage probe. Pulse width, frequency or duty cycle Only "#" is displayed if item is unable to measured by the pulse probe. be measured. r Figures with "#"s are temporary ones. They are the same figures as an actual piece of data which was just previously measured.

owners manual Nissan Skyline

owners manual Nissan Skyline - year of production: 1998, 1999, 2000, 2001, 2002 - Nissan Skyline R34 workshop service manual EN