Chevrolet Sonic Repair Manual: Brake Pedal Travel Measurement and Inspection
Special Tools
CH-28662 Brake Pedal Effort Gauge
For equivalent regional tools, refer to Special Tools.
- With the ignition OFF and the brakes cool, apply the brakes 3–5 times, or until the brake pedal becomes firm, in order to deplete the brake booster power reserve.
- Install the CH-28662 gauge (1), or equivalent, to the brake pedal (3).
- Measure and record the distance (a) from the brake pedal (3) to the rim of the steering wheel (2). Note the points of measurement.
- Apply and maintain a force of 445 N (100 lb) to the brake pedal, as indicated on the CH-28662 gauge (1), or equivalent.
- While maintaining 445 N (100 lb) of force to the brake pedal (3), measure and record the distance (b) from the same point on the brake pedal (3) to the same point on the rim of the steering wheel (2).
- Release the brake pedal (3) and repeat steps 4 and 5 to obtain a second measurement. After obtaining a second measurement, proceed to step 7.
- Average the first and second measurements recorded for the 2 applies of the brakes.
- Subtract the initial unapplied distance (a), from the average applied distance (b)
to obtain the brake pedal travel measurement (c).
Specification
Maximum brake pedal travel – measured with the ignition OFF, brake booster power assist depleted, and the brakes cool.
Brake Pedal Pushrod Inspection
Disconnect the brake pedal pushrod (2) from the brake pedal.
Reposition the pedal pushrod boot (1) toward the front of the vehicle to
expose as much of the pedal pushrodR ...
Parking Brake
...
Other materials:
Remote Keyless Entry (RKE) System Operation
The RKE transmitter may work up to 60?€‰m (195?€‰ft) away from the vehicle.
Other conditions can affect the performance of the transmitter. See Remote Keyless
Entry (RKE) System.
RKE without Remote Start Shown
The following buttons are on the transmitter:
Q ...
Exhaust Manifold Cleaning and Inspection
Clean the exhaust manifold (1) in solvent.
Warning: Wear safety glasses in order to avoid eye damage.
Dry the exhaust manifold (1) with compressed air.
An exhaust manifold leak or damage may cause an exhaust leak and may effect
OBD II system perf ...
K20 Engine Control Module: Programming and Setup
Special Tools
EL-49642 SPS Programming Support Tool
For equivalent regional tools, refer to Special Tools.
Note:
DO NOT program a control module unless directed to by a service procedure
or a service bulletin. If the control module is not properly configured
with the correct ...
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