Volvo 960 service & repair manual

 VOLVO 960 EMISSION APPLICATION

1994 ENGINE PERFORMANCE

Volvo Emission Applications

850, 940, 960

EMISSION APPLICATIONS

EMISSION APPLICATIONS TABLE

Engine & Fuel System Emission Control Systems & Devices 850

1. L 5-Cyl. MFI (Non-Turbo)

   Major Control Systems & Devices …….. PCV, EVAP, TWC, FR, EGR,

   SPK, (1) AP, HO2S, CEC, MIL

   Components & Other Related Devices …… (1) AP-CKV, (1) AP-ACV,

   1. AP-SV, EVAP-VC, EVAP-CPCV,

   2. EGR-SV, EGR-T, IAC, KS, SPK-CC

2.3L 5-Cyl. SFI (Turbo)

Major Control Systems & Devices …….. PCV, EVAP, TWC, FR, EGR,

SPK, (3) HO2S, CEC, MIL

Components & Other Related Devices ………… EVAP-VC, EVAP-SV,

EGR-EVRV, EGR-T, IAC, KS, SPK-CC

940

2.3L 4-Cyl. MFI (Turbo & Non-Turbo)

Major Control Systems & Devices …………. PCV, EVAP, TWC, FR,

EGR, SPK, HO2S, CEC, MIL

Components & Other Related Devices ………. EVAP-VC, EVAP-CPCV,

(2) EGR-EVRV, (4) EGR-T,

IAC, KS, SPK-CC

960

3.0L 6-Cyl. MFI

Major Control Systems & Devices …….. PCV, EVAP, TWC, FR, EGR,

SPK, HO2S, CEC, MIL

Components & Other Related Devices ………. EVAP-VC, EVAP-CPCV,

(2) EGR-EVRV, EGR-T, IAC, KS, SPK-CC

1. – Automatic transmission vehicles only.

2. – California vehicles only.

3. – Two oxygen sensors are used, one in front of TWC and one behind TWC.

4. – Turbo only.

ABBREVIATION DEFINITIONS

ABBREVIATION DEFINITION TABLE

Abbreviation Definition

AP ……………………….. Air Pump Injection System

AP-CKV ……………………………… AP Check Valve

AP-ACV ………………………… AP Air Control Valve

AP-SV ……………………………. AP Solenoid Valve

CEC ……………………. Computerized Engine Controls

EGR ………………………. Exhaust Gas Recirculation EGR-EVRV ……….. EGR Electronic Vacuum Regulator Valve

EGR-SV ………………………….. EGR Solenoid Valve

EGR-T ……………………….. EGR Temperature Sensor

EVAP ……………………….. Fuel Evaporative System EVAP-CPCV ………….. EVAP Canister Purge Control Valve EVAP-VC ………………………… EVAP Vapor Canister

FR ……………………………. Fill Pipe Restrictor

HO2S ………………………….. Heated Oxygen Sensor

IAC …………………………. Idle Air Control Valve

KS …………………………………… Knock Sensor

MFI …………….. Multipoint Electronic Fuel Injection MIL …………………….. Malfunction Indicator Light

PCV ………………….. Positive Crankcase Ventilation SPK ………………………………… Spark Controls

SPK-CC ……………………. Spark Computer Controlled

TWC …………………………….. Three-Way Catalyst

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