dashlight.ai

The AI car mechanic for DIY-fixers

Select your vehicle to chat with its factory service manual

Built on 100,000+ factory service manual pages

What it can do

My check engine light is on and the car shakes at idle

Based on your 2019 Civic's service manual, a rough idle with CEL is commonly caused by:

1

Ignition coil failure (TSB 19-056)

2

Fouled spark plugs — check gap spec 0.044"

3

Vacuum leak at intake manifold gasket

Describe your problem

Talk to it like a mechanic. It reads the factory manual and walks you through diagnostics.

Why does my A/C blow warm at idle?

A/C signal circuit troubleshooting

4 found

compressor clutch relay diagnosis

3 found

refrigerant pressure specs

2 found

Based on 9 manual pages, your A/C issue at idle is likely low refrigerant pressure dropping below the clutch cutoff threshold...

AI searches the manual for you

Ask a question and the AI automatically searches your factory manual, then answers from the real pages it finds.

OEM

Alternator Replacement

1

Disconnect battery negative terminal

10mm socket — torque: 5 N·m

2

Remove serpentine belt

Release tensioner with 14mm wrench

3

Remove alternator mounting bolts...

Step-by-step repairs

OEM procedures with torque specs, tool lists, and the right order. No guesswork.

2019 Honda Civic 2.0L — Fluid Specifications

Engine Oil
0W-20 Full Synthetic3.7 qt
Coolant
Honda Type 26.5 qt
Trans Fluid
Honda HCF-23.1 qt
Brake Fluid
DOT 3as needed
Power Steering
Honda PSF-II1.1 qt
Differential
Honda DPF-II1.3 qt
Torque SpecsBelt RoutingFuse BoxTSBsTire PressuresWiper Sizes

Instant spec lookups

Fluid capacities, torque specs, fuse maps — answers pulled straight from your manual.

🇺🇸

English

Brake Pad Replacement

1

Raise vehicle and remove wheel

2

Remove caliper bolts — torque: 35 N·m

3

Inspect rotor. Min thickness: 25.0mm

🇲🇽

Español

Reemplazo de Pastillas de Freno

1

Levantar el vehículo y retirar la rueda

2

Retirar pernos de la pinza — par: 35 N·m

3

Inspeccionar rotor. Espesor mín: 25.0mm

Get help in your language

Same factory manual, translated step-by-step. Specs stay exact — only the language changes.