Electrical equipment of car engine Chevy Trailblazer 1

Engine electrical systems — specifications
Are common Battery voltage Engine off - 12.0-12.6V The engine is running -13.5-14.7V The current strength at the generator output is 150A Tightening torques of...

General Information and Precautions
General information The engine electrical system consists of ignition, starting and charging subsystems (see illustration). Because. Since the functions of...

Battery — check and replacement
Warning: The battery emits hydrogen gas, so keep open flames and lit cigarettes away from the battery. When working with the battery, you must wear safety...

Battery wires — replacement
1. The wires should be periodically inspected along their entire length for damage, cracks, burnout or corrosion of the insulation. Loose terminals cause...

Ignition system — general information
All described models use a distributorless ignition system, which consists of a battery. six coils (one for each cylinder), spark plug boot, spark plugs,...

Ignition system — performance check
Warning 1: when working with ignition elements, extreme precautions must be taken, since this system generates extremely high voltage, which can be present not...

Ignition coils — removal and installation
1. Disconnect the negative battery cable. 2. Remove the inlet air duct resonator from the throttle body ( see chapter 4 ). 3. Disconnect the wiring connector...

Charging System — General Information and Precautions
The main elements of the charging system are the generator (together with voltage regulator), battery and wires connecting these elements. The charging system...

Charging system — performance check
Note: Cars have an OBD on-board diagnostic system, which can be used to determine the causes of problems in the charging system. IN chapter 6 The diagnostic...

Generator — removal and installation
1. Disconnect the negative battery cable. 2. Remove the drive belt ( see chapter 1 ). 3. Unscrew the bolt of the air conditioning line bracket located on the...

Starting System — General Information and Precautions
The starter consists of a permanent magnet and an electric motor that drives the ring gear of the drive shaft. The starter is a non-separable unit, therefore,...

Starter and its electrical circuit — performance check
1. If the starter does not fire when you turn the ignition key, first of all, make sure of the following. The battery cable terminals are not covered with...

Starter — removal and installation
1. Disconnect the negative battery cable. 2. Loosen the left front wheel nuts, raise the front of the car and install vertical supports. Remove the left front...