ENGINE COMPRESSION
Check engine compression at specified cranking speed, with engine at normal operating temperature, all spark plugs removed and throttle wide open.
| Application | Specification | ||
|---|---|---|---|
| Normal Compression Pressure | |||
| Accord | (1) | ||
| Civic | |||
| B16A2 Engine | 220 (15.5) | ||
| Except B16A2 Engine | 184 (13.0) | ||
| CR-V | 178 (12.5) | ||
| Odyssey | (1) | ||
| Prelude | 185 (13.0) | ||
| S2000 | 228 (16.0) | ||
| Minimum Compression Pressure | |||
| All Models | (2) | ||
| Maximum Variation Between Cylinders | |||
| All Models | (3) | ||
| (1) Information unavailable from manufacturer. (2) Minimum cylinder compression is 135 psi (9.5 kg/cm 2 ). (3) Maximum variation between cylinders is 28 psi (2.0 kg/cm 2 ). | |||
| (1) | Information unavailable from manufacturer. |
| (2) | Minimum cylinder compression is 135 psi (9.5 kg/cm 2 ). |
| (3) | Maximum variation between cylinders is 28 psi (2.0 kg/cm 2 ). |
ENGINE COMPRESSION SPECIFICATIONS
VALVE CLEARANCE
Note. Always refer to SERVICE INFORMATION underhood label in engine compartment. If underhood label and specifications differ, always use underhood label specifications.
| Model | In. (mm) | ||
|---|---|---|---|
| Accord | |||
| 2.3L | |||
| Intake | .009-.011 (.23-.28) | ||
| Exhaust | .011-0.013 (.28-.33) | ||
| 3.0L | |||
| Intake | .008-.009 (.20-.23) | ||
| Exhaust | .011-0.013 (.28-.33) | ||
| Civic | |||
| Except B16A2 Engine | |||
| Intake | .006-.007 (.15-.18) | ||
| Exhaust | .007-.008 (.18-.20) | ||
| B16A2 Engine | |||
| Intake | .007-.009 (.18-.23) | ||
| Exhaust | .009-.011 (.23-.28) | ||
| CR-V | |||
| Intake | .003-.005 (.08-.12) | ||
| Exhaust | .006-.008 (.16-.20) | ||
| Odyssey | |||
| Intake | .008-.009 (.20-.23) | ||
| Exhaust | .011-.013 (.28-.33) | ||
| Prelude | |||
| Intake | .006-.007 (.15-.18) | ||
| Exhaust | .007-.008 (.18-.20) | ||
| S2000 | |||
| Intake | .008-.010 (.20-.25) | ||
| Exhaust | .010-.011 (.25-.28) | ||
VALVE CLEARANCE ADJUSTMENT SPECIFICATIONS (COLD)
IGNITION COIL
| Application | Primary | Secondary | |
|---|---|---|---|
| Accord | |||
| F23A1 & F23A4 | 0.45-0.55 | 16,800-25,200 | |
| F23A5 | 0.63-0.77 | 12,800-19,200 | |
| Civic | |||
| Hitachi | 0.45-0.55 | 22,400-33,600 | |
| TEC | 0.63-0.77 | 12,800-19,200 | |
| CR-V | 0.63-0.77 | 12,800-19,200 | |
| Prelude | 0.64-0.78 | 14,400-21,600 | |
IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)
DISTRIBUTOR SENSORS
Triggering of fuel injectors is dependent upon pulsed voltage signals generated by TDC/CKP/CYP sensors. For testing of these signals, see BASIC DIAGNOSTIC PROCEDURES article.
HIGH TENSION WIRE RESISTANCE
| Application | Ohms |
|---|---|
| All Models | 25,000 Maximum |
HIGH TENSION WIRE RESISTANCE - Ohms @ 68°F (20°C)
SPARK PLUGS
Note. Always refer to SERVICE INFORMATION underhood label in engine compartment. If underhood label and specifications differ, always use underhood label specifications.
SPARK PLUG TYPE (4-CYLINDER)
| Application | NGK | Denso | |
|---|---|---|---|
| Accord | PZFR5F-11 | PKJ16CR-11 | |
| Civic | |||
| B16A2 Engine | PFR6L-13 | PK20PR-L13 | |
| D16Y5 Engine | ZFR4F-11 | KJ14CR-L11 | |
| D16Y7 & D16Y8 Engines | ZFR5F-11 | KJ16CR-L11 | |
| CR-V | ZFR6F-11 | KJ20CR-L11 | |
| Prelude | PZFR6F-11 | PKJ20CR-L11 | |
| S2000 | PFR7G-11 | PK22PR-L11 | |
SPARK PLUG TYPE (4-CYLINDER)
SPARK PLUG TYPE (V6)
| Application | NGK | Denso |
|---|---|---|
| Accord | PZFR5F-11 | PKJ16CR-L11 |
| Odyssey | PZFR5F-11 | PKJ16CR-L11 |
SPARK PLUG TYPE (V6)
FIRING ORDER & TIMING MARKS
Note. For firing order and timing mark identification, refer to illustration. (Scheme 5)- (Scheme 12)
Scheme 2
Scheme 3
Scheme 4
Scheme 5
Firing Order (V6 Engines)
Note. V6 engines are equipped with a distributorless ignition system.
Scheme 6
Scheme 7
Scheme 8
Scheme 9
Scheme 10
Scheme 11
Scheme 12
IGNITION TIMING
Note. Always refer to SERVICE INFORMATION underhood label in engine compartment. If underhood label and specifications differ, always use underhood label specifications.
Check ignition timing with headlights, blower motor rear defogger, A/C and cooling fan off. Ensure transmission is in Park or Neutral.
| Application | Man. Trans. | (1) Auto. Trans. | |
|---|---|---|---|
| Accord | |||
| 2.3L | 10-14 @ (650-750) | 10-14 @ (650-750) | |
| 3.0L | 8-12 @ (630-730) | 8-12 @ (630-730) | |
| Civic | |||
| B16A2 Engine | (2) (3) 14-18 @ 650-750 | (2) (3) 14-18 @ 650-750 | |
| Except B16A2 Engine | (2) (3) 10-14 @ 620-720 | (2) (3) 10-14 @ 650-750 | |
| CR-V | (2) 14-18 @ 700-800 | (2) 14-18 @ 700-800 | |
| Odyssey | 8-12 @ 680-780 | 8-12 @ 680-780 | |
| Prelude | (2) 13-17 @ 650-750 | (2) 13-17 @ 650-750 | |
| S2000 | 3-7 @ 750-850 | (4) | |
| (1) Also includes Continually Variable Transmission. (2) Install Service Check Connector Tool (7PAZ-0010100) to service check connector before checking timing. (3) Canadian specification is 10-14 @ 700-800. (4) Information not available from manufacturer. | |||
| (1) | Also includes Continually Variable Transmission. |
| (2) | Install Service Check Connector Tool (7PAZ-0010100) to service check connector before checking timing. |
| (3) | Canadian specification is 10-14 @ 700-800. |
| (4) | Information not available from manufacturer. |
IGNITION TIMING (DEGREES BTDC - RED MARK @ RPM)
FUEL PUMP
| Application | At Idle W/O Vacuum psi (kg/cm 2 ) | At Idle W/Vacuum psi (kg/cm 2 ) | |
|---|---|---|---|
| Accord | |||
| 2.3L | 47-54 (3.3-3.8) | 38-46 (2.7-3.2) | |
| 3.0L | 41-48 (2.9-3.4) | 32-40 (2.3-2.8) | |
| Civic | |||
| B16A2 Engine | 40-47 (2.8-3.3) | 30-37 (2.1-2.6) | |
| Except B16A2 Engine | 38-46 (2.7-3.2) | 28-36 (2.0-2.5) | |
| CR-V | 40-47 (2.8-3.3) | 31-38 (2.2-2.7) | |
| Odyssey | 43-50 (3.0-3.5) | 36-43 (2.5-3.0) | |
| Prelude | 40-47 (2.8-3.3) | 30-37 (2.1-2.6) | |
| S2000 | 47-54 (3.3-3.8) | 38-46 (2.7-3.2) | |
REGULATED FUEL PRESSURE
INJECTOR RESISTANCE
Note. Information not available from manufacturer. For fuel injector diagnosis, see specific misfire DTCs in appropriate SELF-DIAGNOSTICS article.
IDLE SPEED & CO MIXTURE
For further information on idle speed adjustments and specifications, see ON-VEHICLE ADJUSTMENTS article.
IDLE CO LEVEL
| Application | Maximum CO Level |
|---|---|
| All Models | 0.1% |
IDLE CO LEVEL
FAST IDLE SPEED
| Application | RPM | |
|---|---|---|
| Accord | ||
| 2.3L | 1350-1450 | |
| 3.0L | (2) | |
| Civic | (3) | |
| CR-V | (3) 1400-1800 | |
| Odyssey | (2) | |
| Prelude | 1200-1600 | |
| S2000 | (2) | |
| (1) Transmission in Neutral or Park. (2) Information not available from manufacturer. (3) Idle Air Control (IAC) valve will raise idle speed about 150-300 RPM above base idle. See IDLE SPEED & CO MIXTURE. | ||
| (1) | Transmission in Neutral or Park. |
| (2) | Information not available from manufacturer. |
| (3) | Idle Air Control (IAC) valve will raise idle speed about 150-300 RPM above base idle. See IDLE SPEED & CO MIXTURE. |
FAST IDLE SPEED SPECIFICATIONS (1)