This document is a code 332 DTCs troubleshooting manual for the injector solenoid driver cylinder 4 circuit. It explains the current below normal or open circuit fault, amber CHECK ENGINE lamp behavior, injector disabling, and repair validation with INSITE™ electronic service tool.
Official code 332 DTCs document details
| Brand | Cummins |
|---|---|
| Model coverage | ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, ISX11.9 CM2250, ISX15 CM2250, QSL9 CM2250 |
| System/Group | ISB6.7 CM2250 (2010-12) / DTCs; Injector Solenoid Driver Cylinder 4 Circuit |
| Publication no. | Associated bulletin numbers shown: 4022254, 4022257, 4022250, 2883445, 4022256 |
| Year/Revision | Last Modified: 31-Aug-2010 and 13-Oct-2010 |
| Pages | 32 |
| File size | 0.4 MB |
| Format | |
| Language | English |
Document table of contents
- Overview
- FAULT CODE 332 – Injector Solenoid Driver Cylinder 4 Circuit – Current Below Normal or Open Circuit
- Circuit Description
- Component Location
- Conditions for Running the Diagnostics
- Conditions for Setting the Fault Codes
- Action Taken When the Fault Code is Active
- Conditions for Clearing the Fault Code
- Shop Talk
- Associated Procedures
- Guided Step 2 – Check the injector and injector circuit
- Guided Step 2A – Inspect the engine harness connections
- Guided Step 2D-4 – Check for an open circuit
- Guided Step 3B-2 – Check the injector solenoids for short circuits to ground
- Guided Step 4B – Check for active fault codes
- Guided Step 5B – Clear the inactive fault codes
Applicable truck models
This file applies to Cummins CM2250 engine platforms named in the extract: ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, ISX11.9 CM2250, ISX15 CM2250, and QSL9 CM2250. It covers the injector solenoid driver cylinder 4 circuit and bank-related injector faults, including Bank 1 fault codes 322, 324, 331 and Bank 2 fault codes 323, 325, 332. For manufacturer information, visit the Cummins official website.
Who needs this code 332 DTCs manual
Workshop owners, diesel mechanics, and fleet technicians need this code 332 DTCs manual when an engine misfires, runs rough, disables an injector, or logs an active cylinder 4 injector circuit fault. The procedures focus on harness connectors, pass-through connectors, injector harness inspection, open circuit checks, short-to-ground resistance checks, injector replacement decisions, ECM replacement guidance, and final inactive fault clearing.
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