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 | 9.5:1 |
| Compression Pressure |
| 1.8L (7A-FE) | 191 psi (13.4 kg/cm 2 ) |
| 2.2L (5S-FE) | 178 psi (12.5 kg/cm 2 ) |
| Minimum Compression Pressure | 142 psi (10.0 kg/cm 2 ) |
| Maximum Variation Between Cylinders | 14 psi (1.0 kg/cm 2 ) |
COMPRESSION SPECIFICATIONS
VALVE CLEARANCE
| Application | In. (mm) |
|---|
| Exhaust | .010-.014 (.25-.35) |
| Intake | .006-.010 (.15-.25) |
VALVE CLEARANCE SPECIFICATIONS - 1.8L (7A-FE)
| Application | In. (mm) |
|---|
| Exhaust | .011-.015 (.28-.38) |
| Intake | .007-.011 (.18-.28) |
VALVE CLEARANCE SPECIFICATIONS - 2.2L (5S-FE)
IGNITION COIL
| Application | Primary | Secondary |
|---|
| 1.8L (7A-FE) | 1.11-1.75 | 9000-15,700 |
| 2.2L (5S-FE) | .36-.55 | 9000-15,400 |
IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)
DISTRIBUTOR SENSORS
| Application | In. (mm) |
|---|
| 1.8L (7A-FE) | .008-.016 (.20-.40) |
| 2.2L (5S-FE) |
| Calif. Models | .008-.020 (.20-.51) |
| Except Calif. Models | .008-.016 (.20-.40) |
DISTRIBUTOR PICK-UP COIL AIR GAP
| Pick-Up Coil Terminals (1) | (2) Ohms |
|---|
| G+ & G | 185-275 |
| NE+ & NE | 370-550 |
| (1) For proper testing and terminal identification, see BASIC TESTING article. (2) Specification is with pick-up coil temperature between 14 and 122°F (-10 and 50°C). |
| (1) | For proper testing and terminal identification, see BASIC TESTING article. |
| (2) | Specification is with pick-up coil temperature between 14 and 122°F (-10 and 50°C). |
DISTRIBUTOR PICK-UP COIL RESISTANCE - 1.8L (7A-FE)
| Pick-Up Coil Terminals (1) | (2) Ohms |
|---|
| California |
| G1 & G | 125-200 |
| G2 & G | 125-200 |
| NE & G | 155-250 |
| Except California |
| G+ & G | 185-275 |
| NE+ & NE | 370-550 |
| (1) For proper testing and terminal identification, see BASIC TESTING article. (2) Specification is with pick-up coil temperature between 14 and 122°F (-10 and 50°C). |
| (1) | For proper testing and terminal identification, see BASIC TESTING article. |
| (2) | Specification is with pick-up coil temperature between 14 and 122°F (-10 and 50°C). |
DISTRIBUTOR PICK-UP COIL RESISTANCE - 2.2L (5S-FE)
HIGH TENSION WIRE RESISTANCE
| Application | Maximum Ohms |
|---|
| Celica | 25,000 Per Wire |
HIGH TENSION WIRE RESISTANCE
SPARK PLUGS
| Application | NGK No. | Nippondenso No. |
|---|
| 1.8L (7A-FE) | BKR5EYA | K16R-U |
| 2.2L (5S-FE) | BKR6EP11 | PK20R11 |
| Application | Gap: In. (mm) | Torque: Ft. Lbs. (N.m) |
|---|
| 1.8L (7A-FE) | .031 (0.79) | 13 (18) |
| 2.2L (5S-FE) | .043 (1.09) | 13 (18) |
4-CYLINDER SPARK PLUG SPECIFICATIONS
FIRING ORDER
| Application | Firing Order |
|---|
| 4-Cylinder (1) | 1-3-4-2 |
| (1) No. 1 cylinder is located at timing belt or timing chain end of engine. No. 4 cylinder is located at flywheel end. |
| (1) | No. 1 cylinder is located at timing belt or timing chain end of engine. No. 4 cylinder is located at flywheel end. |
IGNITION TIMING
| Application (1) | (2) Base Timing | (3) Advance Timing |
|---|
| 1.8L (7A-FE) | 10 @ 700 | 5-15 @ 700 |
| 2.2L (5S-FE) | 10 @ 750 | 0-10 @ 750 |
| (1) Check with transmission/transaxle in Neutral, parking brake applied, electric cooling fan (if equipped) and A/C off. (2) With jumper wire installed between data link connector terminals TE1 and E1. (3) With jumper wire removed from data link connector. |
| (1) | Check with transmission/transaxle in Neutral, parking brake applied, electric cooling fan (if equipped) and A/C off. |
| (2) | With jumper wire installed between data link connector terminals TE1 and E1. |
| (3) | With jumper wire removed from data link connector. |
IGNITION TIMING (Degrees BTDC @ RPM)
FUEL PUMP
Note. Fuel pump performance measures fuel pressure, not regulated fuel pressure.
| Application | (1) Pressure psi (kg/cm 2 ) |
|---|
| Celica | 38-44 (2.7-3.1) |
| (1) Check fuel pressure with jumper wire installed between data link connector terminals +B and FP, ignition on and engine off. |
| (1) | Check fuel pressure with jumper wire installed between data link connector terminals +B and FP, ignition on and engine off. |
| Application/ Model | At Idle W/ Vacuum: psi (kg/cm 2 ) | At Idle W/O Vacuum psi (kg/cm 2 ) |
|---|
| Celica | 31-37 (2.2-2.6) | 38-44 (2.7-3.1) |
| Application | Ohms |
|---|
| Celica | .2-3.0 |
INJECTOR RESISTANCE
| Application | Ohms |
|---|
| Celica | 13.4-14.2 |
INJECTOR RESISTANCE - Ohms @ 68°F (20°C)
IDLE SPEED
| Application (1) | RPM |
|---|
| 1.8L (7A-FE) | 700 |
| 2.2L (5S-FE) | 750 |
| (1) Check with transmission/transaxle in Neutral, parking brake applied, electric cooling fan (if equipped) and A/C off. |
| (1) | Check with transmission/transaxle in Neutral, parking brake applied, electric cooling fan (if equipped) and A/C off. |
IDLE SPEED SPECIFICATIONS
THROTTLE OPENER
| Application | (1) RPM |
|---|
| Celica | 1300-1500 |
| (1) With electric cooling fan turned off (if equipped). |
| (1) | With electric cooling fan turned off (if equipped). |
THROTTLE OPENER SPECIFICATIONS
FUEL CUT
| Application | Fuel Cut RPM | Fuel Return RPM |
|---|
| 1.8L (7A-FE) | (2) | 1400 |
| 2.2L (5S-FE) | (2) | 1500 |
| (1) Check with A/C off. (2) Fuel cut specification is not available from manufacturer. |
| (2) | Fuel cut specification is not available from manufacturer. |
FUEL CUT SPECIFICATIONS (1)
THROTTLE POSITION SENSOR (TPS)
| Application | Clearance: In. (mm) | Terminal | Ohms |
|---|
| 1.8L (7A-FE) (1) | 0 (0) | VTA & E2 | 200-5700 |
| " | .016 (.41) | IDL & E2 | 2300 Or Less |
| " | .035 (.89) | IDL & E2 | No Continuity |
| " | Fully Open | VTA & E2 | 2000-10,200 |
| " | " | VC & E2 | 2500-5900 |
| 2.2L (5S-FE) (1) | 0 (0) | VTA & E2 | 200-5700 |
| " | .020 (.51) | IDL & E2 | 2300 Or Less |
| " | .028 (.71) | IDL & E2 | No Continuity |
| " | Fully Open | VTA & E2 | 2000-10,200 |
| " | " | VC & E2 | 2500-5900 |
| (1) Apply vacuum to throttle opener before checking TPS. |
| (1) | Apply vacuum to throttle opener before checking TPS. |
TPS RESISTANCE SPECIFICATIONS
