Chrysler Pacifica CS 2004 User Manual

TABLE OF CONTENTS
1.0 INTRODUCTION .........................................................1
1.1 SYSTEM COVERAGE ...............................................1
1.2 SIX-STEP TROUBLESHOOTING PROCEDURE ..........................1
2.0 IDENTIFICATION OF SYSTEM .............................................1
3.0 SYSTEM DESCRIPTION AND FUNCTIONAL OPERATION ......................2
3.1 GENERAL DESCRIPTION ............................................2
3.2 FUNCTIONAL OPERATION ...........................................2
3.2.1 FUEL CONTROL ..........................................2
3.2.2 ON-BOARD DIAGNOSTICS ...................................2
3.2.3 OTHER CONTROLS.........................................5
3.2.4 PCM OPERATING MODES ...................................9
3.2.5 NON-MONITORED CIRCUITS .................................9
3.2.6 SENTRY KEY REMOTE ENTRY SYSTEM (SKREES) OVERVIEW . . .9
3.2.7 SKREEM ON-BOARD DIAGNOSTICS...........................9
3.2.8 SKREES OPERATION ......................................10
3.2.9 PROGRAMMING THE POWERTRAIN CONTROL MODULE .......10
3.2.10 PROGRAMMING THE SKREEM ..............................11
3.2.11 PROGRAMMING THE IGNITION KEYS TO THE SKREEM.........11
3.3 DIAGNOSTIC TROUBLE CODES .....................................11
3.3.1 HARD CODE ..............................................11
3.3.2 INTERMITTENT CODE......................................12
3.3.3 STARTS SINCE SET COUNTER ..............................12
3.3.4 DISTANCE SINCE MI SET ...................................12
3.4 USING THE DRBIIIT ................................................12
3.5 DRBIIIT ERROR MESSAGES AND BLANK SCREEN .....................12
3.5.1 DRBIIIT DOES NOT POWER UP..............................12
3.5.2 DISPLAY IS NOT VISIBLE ...................................13
4.0 DISCLAIMERS, SAFETY, WARNINGS ......................................13
4.1 DISCLAIMERS.....................................................13
4.2 SAFETY ..........................................................13
4.2.1 TECHNICIAN SAFETY INFORMATION.........................13
4.2.2 VEHICLE PREPARATION FOR TESTING.......................13
4.2.3 SERVICING SUB ASSEMBLIES ..............................13
4.2.4 DRBIIIT SAFETY INFORMATION .............................13
4.3 WARNINGS AND CAUTIONS ........................................14
4.3.1 ROAD TEST WARNINGS....................................14
4.3.2 VEHICLE DAMAGE CAUTIONS ..............................14
5.0 REQUIRED TOOLS AND EQUIPMENT .....................................14
6.0 GLOSSARY OF TERMS..................................................14
7.0 DIAGNOSTIC INFORMATION AND PROCEDURES ...........................17
COMMUNICATION
*NO RESPONSE FROM PCM (PCI BUS)....................................18
*NO RESPONSE FROM PCM (PCM SCI ONLY) ..............................19
*NO RESPONSE FROM SENTRY KEY REMOTE ENTRY MODULE ..............22
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Chrysler Pacifica CS 2004 Specifications

General

Brand	Chrysler
Model	Pacifica CS 2004
Category	Automobile
Language	English

Summary

1.0 Introduction to Vehicle Diagnostics

1.1 System Coverage

Outlines the diagnostic procedures covered for the 2004 CS vehicle with a 3.5L engine.

1.2 Six-Step Troubleshooting Procedure

Details the six essential steps for effective powertrain control module troubleshooting.

3.0 System Description and Functional Operation

3.2 Functional Operation

Explains how the PCM manages engine functions like fuel control and diagnostics based on sensor inputs.

3.3 Diagnostic Trouble Codes

Defines diagnostic trouble codes (DTCs), their types, and how they are stored in the PCM.

4.0 Disclaimers, Safety, and Warnings

4.2 Safety Information

Provides critical safety guidelines for technicians, emphasizing engine hazards and personal protection.

4.3 Warnings and Cautions

Highlights specific warnings and cautions to prevent vehicle damage and ensure proper testing procedures.

Communication System Diagnostics

*No Response From PCM (PCI Bus)

Troubleshooting steps for a PCM that fails to communicate via the PCI bus.

*PCI Bus Communication Failure

Diagnostic procedures for addressing failures in the PCI bus communication network.

Driveability - NGC

P0016-Crankshaft/Camshaft Timing Misalignment

Diagnoses issues related to incorrect timing between the crankshaft and camshaft position sensors.

P0171-Fuel System 1/1 Lean

Provides steps to diagnose a lean fuel condition in Fuel System 1/1, often related to O2 sensors or fuel delivery.

P0300-Multiple Cylinder Misfire

Troubleshooting guide for multiple cylinder misfires, covering ignition, fuel, and mechanical causes.

P0513-Invalid SKIM Key

Addresses issues where the Sentry Key Immobilizer Module detects an invalid or unprogrammed key.

P1602-PCM Not Programmed

Steps to follow when the Powertrain Control Module (PCM) requires programming or has not been programmed.

Starting System Diagnosis

*Engine Cranks Does Not Start

Comprehensive troubleshooting for a no-start condition where the engine cranks but does not fire up, focusing on fuel delivery.

*No Crank Condition

Diagnostic steps for a no-crank condition, checking battery, starter, and ignition circuits.

8.0 Component Locations

8.1 Control Modules

Identifies the physical locations of the PCM, SKREEM, and other control modules.

8.3 Sensor Locations

Illustrates the locations of key engine sensors like MAP, TP, CMP, and CKP.

9.0 Connector Pinouts

Data Link Connector - Black 16 Way

Details the pin assignments and functions for the vehicle's Data Link Connector (DLC).

Integrated Power Module C1 - Black 15 Way

Details the pin assignments for Integrated Power Module C1, showing circuit and function.

10.0 Schematic Diagrams

10.1 2004 CS 3.5L - Power Distribution

Provides the electrical schematic for the power distribution system on the 2004 CS 3.5L model.

10.2 2004 CS 3.5L - Sensor and PCM Connections

Shows the electrical schematic for sensor and PCM connections in the 2004 CS 3.5L.

11.0 Charts and Graphs

NGC Typical Scope Patterns

Illustrates typical oscilloscope patterns for camshaft and crankshaft sensors for diagnostic reference.