2015 Honda Civic Fastener Torque Specifications
The complete directory of factory-authorized torque settings, bolt head socket sizes, and tightening sequences for the 2015 Honda Civic Si (2.4L I4 (K24Z7)) (9th Generation).
DIY Repair Guides
Step-by-step procedures, timing, and beginner instructions.
Fluid Capacities & Viscosities
Exact fluid capacities, weights, and oil specs.
🛠️ Essential Tooling: Calibration is Key
Fasteners can snap or warp if over-torqued. Always use a calibrated, high-precision torque wrench. We recommend these verified options for perfect alignment:
📁 Front Brake Pad Replacement
3 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Caliper Guide Pin Bolt | 20 ft-lbs | 27 Nm | 14mm hex |
|
Critical
Caliper Bracket Mounting Bolt | 80 ft-lbs | 108 Nm | 17mm hex |
|
Critical
Wheel Lug Nuts | 80 ft-lbs | 108 Nm | 19mm hex |
📁 Rear Brake Pad Replacement
3 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Caliper Pin Bolt | 17 ft-lbs | 23 Nm | 12mm hex |
|
Critical
Caliper Bracket Mounting Bolt | 41 ft-lbs | 56 Nm | 14mm hex |
|
Critical
Wheel Lug Nuts | 80 ft-lbs | 108 Nm | 19mm hex |
📁 Engine Oil & Filter Change
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Oil Pan Drain Plug | 29 ft-lbs | 39 Nm | 17mm hex |
📁 Spark Plug Replacement
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Spark Plug | 16 ft-lbs | 22 Nm | 5/8" hex |
| Ignition Coil Retainer Bolt | 7.2 ft-lbs | 10 Nm | 10mm hex |
📁 Transmission Fluid Change
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Transmission Drain Plug | 36 ft-lbs | 49 Nm | 3/8" Square |
| Transmission Fill Plug | 33 ft-lbs | 45 Nm | 17mm hex |
📁 Battery Replacement
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| Battery Terminal Clamp Bolt | 4 ft-lbs | 5.4 Nm | 10mm hex |
| Battery Hold Down Nut | 8 ft-lbs | 11 Nm | 10mm hex |
📁 Alternator Replacement
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| Alternator Top Bolt | 17 ft-lbs | 23 Nm | 12mm hex |
|
Critical
Alternator Bottom Bracket Bolt | 33 ft-lbs | 45 Nm | 14mm hex |
📁 Starter Motor Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Starter Mounting Bolt (Long) | 47 ft-lbs | 64 Nm | 14mm hex |
📁 Upstream Oxygen (O2) Sensor Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Oxygen Sensor | 33 ft-lbs | 45 Nm | 22mm hex |
📁 Downstream Oxygen (O2) Sensor Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Oxygen Sensor | 33 ft-lbs | 45 Nm | 22mm hex |
📁 Front Strut & Spring Assembly Replacement
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Strut Lower Knuckle Bolt | 67 ft-lbs | 90 Nm | 19mm hex |
|
Critical
Strut Upper Mount Nut | 33 ft-lbs | 45 Nm | 14mm hex |
📁 Rear Shock Absorber Replacement
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Rear Shock Lower Mounting Bolt | 43 ft-lbs | 58 Nm | 14mm hex |
| Rear Shock Upper Locking Nut | 22 ft-lbs | 30 Nm | 14mm hex |
📁 Radiator Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| Radiator Mounting Upper Bracket Bolt | 8 ft-lbs | 11 Nm | 10mm hex |
📁 Thermostat Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Thermostat Housing Casing Bolt | 8.7 ft-lbs | 12 Nm | 10mm hex |
📁 Front Wheel Hub & Bearing Assembly
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
CV Axle Spindle Spindle Nut | 134 ft-lbs | 181 Nm | 32mm hex |
|
Critical
Lower Ball Joint Castle Nut | 43 ft-lbs | 58 Nm | 17mm hex castle |
📁 CV Axle Shaft Assembly
2 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
CV Axle Spindle Nut | 134 ft-lbs | 181 Nm | 32mm hex |
|
Critical
Lower Ball Joint Castle Nut | 43 ft-lbs | 58 Nm | 17mm hex castle |
📁 Ignition Coil Pack Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| Coil Pack Retainer Bolt | 7.2 ft-lbs | 10 Nm | 10mm hex |
📁 Engine Coolant Temperature (ECT) Sensor
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| ECT Coolant Sensor Bolt | 12 ft-lbs | 16 Nm | 19mm deep hex |
📁 Throttle Body Cleaning & Gasket Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Throttle Body Mounting Bolt | 16 ft-lbs | 22 Nm | 12mm hex |
📁 PCV Valve Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| PCV Valve Retaining Bolt | 8.5 ft-lbs | 11.5 Nm | 10mm hex |
📁 Sway Bar End Links Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Stabilizer Link Hex Locking Nut | 29 ft-lbs | 39 Nm | 14mm hex |
📁 Valve Cover Gasket Replacement
1 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
|
Critical
Valve Cover Casing Mounting Stud Bolt | 8.7 ft-lbs | 12 Nm | 10mm hex |
📁 General Maintenance / Chassis
3 Fasteners| Fastener | Torque (ft-lbs) | Torque (Nm) | Head Size |
|---|---|---|---|
| Caliper Guide Pin Bolt | 24 ft-lbs | 32 Nm | 14mm hex |
| Caliper Bracket Mounting Bolt | 80 ft-lbs | 108 Nm | 17mm hex |
| Wheel Lug Nuts | 80 ft-lbs | 108 Nm | 19mm hex |