Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
2021 Ram ProMaster 1500 Service and Repair Manual
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Covers Every System & ComponentEvery procedure for the 2021 Ram ProMaster 1500
2021 Ram ProMaster 1500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Standard Cargo Van 3-Door
- Base Standard Cargo Van 4-Door
Engines covered
- 3.6L 3604CC 220Cu. In. V6 FLEX DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Payment & Security
Payment methods
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2021 Ram ProMaster 1500 Recalls & Complaints
Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing t
Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing t
LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect.
Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC
A/C Diagnostic LOP Change
Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
This vehicle was transformed into a Solis Pocket 36A motorhome by Winnebago in 2022. This, as well as many others converted by Winnebago in 2023 abs 2024 as well, contains a propane tank, heater, and
The contact owns a 2021 Ram Promaster 1500. The contact received notification of NHTSA Campaign Number: 23V301000 (Power Train) however, the part to do the recall repair was not yet available. The con
The contact owns a 2021 Ram Promaster 1500. The contact stated that while driving at an undisclosed speed, the solar panel fractured and detached from the vehicle. The failure occurred while the conta
The rear backup camera does not work correctly. The picture is of the floor and not the obstacle directly behind the vehicle. Also, the grid lines that assist in parking no longer appear. Yes - this v
Other Years of the Ram ProMaster 1500
Need a manual for a different year? Browse every Ram ProMaster 1500 we cover.

2024
Ram ProMaster 1500
$49.99

2023
Ram ProMaster 1500
$49.99

2022
Ram ProMaster 1500
$49.99

2020
Ram ProMaster 1500
$49.99

2019
Ram ProMaster 1500
$49.99

2018
Ram ProMaster 1500
$49.99

2017
Ram ProMaster 1500
$49.99

2016
Ram ProMaster 1500
$49.99

2015
Ram ProMaster 1500
$49.99

2014
Ram ProMaster 1500
$49.99
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