Engine Electrical Component Views

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Engine Electrical Component Views
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Rear Of Battery - 4.2LView
GM1827152Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Positive Battery Terminal
2 Regulated Voltage Control Module
3 Battery
4 Negative Battery Terminal
Fig 2: View Of Rear Of Battery - 5.3L/6.0L
GM1827158Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Positive Battery Terminal
2 Regulated Voltage Control Module
3 Battery
4 Negative Battery Terminal
Fig 3: View Of Upper Left Side Of Engine - Front (4.2L)
GM1708917Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Powertrain Control Module (PCM)
2 Powertrain Control Module (PCM) C3
3 Powertrain Control Module (PCM) C2
4 Generator
Fig 4: View Of Lower Left Side of the Engine
GM1492075Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Evaporative Emission (EVAP) Canister Purge Solenoid
2 Starter
3 Crankshaft Position (CKP) Sensor
4 Knock Sensor (KS) 2, Rear
5 Knock Sensor (KS) 1, Front
Fig 5: Locating Generator -- 5.3L
GM1550684Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Generator
Fig 6: View Of Lower Right Side of the Engine - Rear
GM1488866Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Crankshaft Position (CKP) Sensor
2 Knock Sensor (KS) 2 - Right
3 Engine Harness
4 Starter
5 Engine
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.