ENGINE COMPRESSION
Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed and throttle wide open.
| Application | Specification |
|---|
| Compression Ratio | 10.5:1 |
| Compression Pressure | 218 psi (15.3 kg/cm 2 ) |
| Minimum Compression Pressure | 145 psi (10.1 kg/cm 2 ) |
| Maximum Variation Between Cylinders | 15 psi (1.1 kg/cm 2 ) |
COMPRESSION SPECIFICATIONS
VALVE CLEARANCE
| Application | (1) In. (mm) |
|---|
| Exhaust | .010-.014 (.25-.35) |
| Intake | .006-.010 (.15-.25) |
| (1) Adjust valve clearance with engine cold. |
| (1) | Adjust valve clearance with engine cold. |
VALVE CLEARANCE SPECIFICATIONS
IGNITION COIL
| Application | Primary | Secondary |
|---|
| Cold (1) | .54-.84 | (2) * |
| Hot (3) | .68-.98 | (2) * |
| (1) Cold is with temperature of 14-122°F (-10-50°C). (2) Secondary ignition coil resistance cannot be measured. (3) Hot is with temperature of 122-212°F (50-100°C). |
| (1) | Cold is with temperature of 14-122°F (-10-50°C). |
| (2) | Secondary ignition coil resistance cannot be measured. |
| (3) | Hot is with temperature of 122-212°F (50-100°C). |
IGNITION COIL RESISTANCE - Ohms @
DISTRIBUTOR SENSORS
| Application | In. (mm) |
|---|
| Avalon | (1) * |
| (1) Distributorless Ignition System (DIS) is used. |
| (1) | Distributorless Ignition System (DIS) is used. |
DISTRIBUTOR PICK-UP COIL AIR GAP
| Application | (1) Pick-Up Coil Terminals | Ohms |
|---|
| Avalon | (2) | (2) * |
| (1) For proper testing and terminal identification, see the BASIC TESTING article. (2) Distributorless Ignition System (DIS) is used. |
| (1) | For proper testing and terminal identification, see the BASIC TESTING article. |
| (2) | Distributorless Ignition System (DIS) is used. |
DISTRIBUTOR PICK-UP COIL RESISTANCE
| Application | Ohms |
|---|
| Cold (1) | 835-1400 |
| Hot (2) | 1060-1645 |
| (1) Cold is with temperature of 14-122°F (-10-50°C). (2) Hot is with temperature of 122-212°F (50-100°C). |
| (1) | Cold is with temperature of 14-122°F (-10-50°C). |
| (2) | Hot is with temperature of 122-212°F (50-100°C). |
CAMSHAFT POSITION SENSOR RESISTANCE
| Application | Ohms |
|---|
| Cold (1) | 1630-2740 |
| Hot (2) | 2060-3225 |
| (1) Cold is with temperature of 14-122°F (-10-50°C). (2) Hot is with temperature of 122-212°F (50-100°C). |
| (1) | Cold is with temperature of 14-122°F (-10-50°C). |
| (2) | Hot is with temperature of 122-212°F (50-100°C). |
CRANKSHAFT POSITION SENSOR RESISTANCE
SPARK PLUGS
| Application | NGK No. | Nippondenso No. |
|---|
| Avalon | BKR6EP11 | PK20R11 |
| Application | Gap: In. (mm) | Torque: Ft. Lbs. (N.m) |
|---|
| Avalon | .043 (1.10) | 13 (18) |
SPARK PLUG SPECIFICATIONS
FIRING ORDER
| Application | Firing Order |
|---|
| Avalon (1) | 1-2-3-4-5-6 |
| (1) No. 1 cylinder front cylinder on right side of engine, viewed from flywheel end. No. 2 cylinder front cylinder on left side of engine. No. 1, 3 and 5 cylinders on right side. No. 2, 4 and 6 cylinders are on left side. |
| (1) | No. 1 cylinder front cylinder on right side of engine, viewed from flywheel end. No. 2 cylinder front cylinder on left side of engine. No. 1, 3 and 5 cylinders on right side. No. 2, 4 and 6 cylinders are on left side. |
IGNITION TIMING
| Application (1) | (2) Base Timing | (3) Advance Timing |
|---|
| Avalon | 8-12 | 7-24 |
| (1) Check with engine at normal operating temperature, transmission/transaxle in Neutral, parking brake applied, electric cooling fan off (if equipped) and A/C and all accessories off. (2) With jumper wire installed between terminals TE1 and E1 on data link connector No. 1. (3) With jumper wire removed from data link connector No.1. |
| (1) | Check with engine at normal operating temperature, transmission/transaxle in Neutral, parking brake applied, electric cooling fan off (if equipped) and A/C and all accessories off. |
| (2) | With jumper wire installed between terminals TE1 and E1 on data link connector No. 1. |
| (3) | With jumper wire removed from data link connector No.1. |
IGNITION TIMING (Degrees BTDC @ Idle)
FUEL PUMP
Note. Fuel pump performance measures fuel pressure, not regulated fuel pressure.
| Application | Pressure: psi (kg/cm 2 ) |
|---|
| Avalon | (1) 38-44 (2.7-3.1) |
| (1) Check fuel pressure using scan tester to activate fuel pump or by connecting battery voltage to terminals on electric fuel pump. |
| (1) | Check fuel pressure using scan tester to activate fuel pump or by connecting battery voltage to terminals on electric fuel pump. |
| Application | At Idle W/Vacuum | At Idle W/O Vacuum |
|---|
| Avalon | 33-38 (2.3-2.7) | 38-44 (2.7-3.1) |
| Application | Ohms |
|---|
| Avalon | .2-3.0 |
FUEL PUMP RESISTANCE - Ohms @ 68°F (20°C)
FUEL INJECTOR RESISTANCE
| Application | Ohms |
|---|
| Avalon | 13.8 |
FUEL INJECTOR RESISTANCE - Ohms @ 68°F (20°C)
IDLE SPEED
| Application (1) | RPM |
|---|
| Avalon | 650-750 |
| (1) Check with engine at normal operating temperature, transmission/transaxle in Neutral, parking brake applied, ignition timing properly set, electric cooling fan off (if equipped) and A/C and all accessories off. |
| (1) | Check with engine at normal operating temperature, transmission/transaxle in Neutral, parking brake applied, ignition timing properly set, electric cooling fan off (if equipped) and A/C and all accessories off. |
IDLE SPEED SPECIFICATIONS
THROTTLE OPENER
| Application | (1) RPM |
|---|
| Avalon | 900-1950 |
| (1) Check with engine at normal operating temperature and with electric cooling fan turned off (if equipped). |
| (1) | Check with engine at normal operating temperature and with electric cooling fan turned off (if equipped). |
THROTTLE OPENER SPECIFICATIONS
FUEL CUT
| Application | Fuel Cut RPM | Fuel Return RPM |
|---|
| Avalon | (2) | 1200 |
| (1) Check with engine at normal operating temp. and A/C off. (2) Fuel cut specification not available at time of publication. |
| (1) | Check with engine at normal operating temp. and A/C off. |
| (2) | Fuel cut specification not available at time of publication. |
FUEL CUT SPECIFICATIONS (1)
THROTTLE POSITION SENSOR (TPS)
| Application | Clearance: In. (mm) | Terminal | Ohms |
|---|
| V6 3.0L (1) | 0 (0) | VTA & E2 | 280-6400 |
| " | .014 (.36) | IDL & E2 | 500 Or Less |
| " | .028 (.71) | IDL & E2 | No Continuity |
| " | Fully Open | VTA & E2 | 2000-11,600 |
| " | " | VC & E2 | 2700-7700 |
| (1) Apply vacuum to throttle opener before checking TPS. |
| (1) | Apply vacuum to throttle opener before checking TPS. |
TPS RESISTANCE SPECIFICATIONS
