Service bulletin 22-002-15

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10144891
Published by NHTSA	2018-09-24
Manufacturer's number	22-002-15
Manufacturer's date	2015-02-20
NHTSA component	TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

NHTSA's summary

Service Tire Pressure System Message This bulletin involves inspecting and replacing the Tire Pressure Module (TPM) sensor if required. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection the technician may find the following Diagnostic Trouble Codes (DTCs): NOTE: The cluster will always display the low tire indicator if the tire pressure is under specification, or if there is a DTC set in the TPM system. If a DTC is set, the indicator will flash for 75 seconds and then stay on solid when the vehicle is started. ? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure. ? C1501-31 Tire Pressure Sensor 1 - No Signal. ? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure. ? C1502-31 Tire Pressure Sensor 2 - No Signal. ? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure. ? C1503-31 Tire Pressure Sensor 3 - No Signal. ? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure. ? C1504-31 Tire Pressure Sensor 4 - No Signal.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Tires, Tire pressure monitoring

Trouble codes named

C1501, C1502, C1503, C1504

Vehicles listed
RAM 2500	2014, 2015
RAM 3500	2014, 2015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
2200215	2022-10-17. Service bulletin. Service Tire Pressure System Message This bulletin involves inspecting and replacing the Tire Pressure Module (TPM) sensor if required. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection the technician may find the following Diagnostic Trouble Codes (DTCs): NOTE: The cluster will always display the low tire indicator if the tire pressure is under specification, or if there is a DTC set in the TPM system. If a DTC is set, the indicator will flash for 75 seconds and then stay on solid when the vehicle is started. ? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure. ? C1501-31 Tire Pressure Sensor 1 - No Signal. ? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure. ? C1502-31 Tire Pressure Sensor 2 - No Signal. ? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure. ? C1503-31 Tire Pressure Sensor 3 - No Signal. ? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure. ? C1504-31 Tire Pressure Sensor 4 - No Signal.
68222862A	2018-11-26. Service bulletin. Tire pressure monitoring module Prior to replacing tire pressure monitoring module, for DTC's C151D, C1581, please contact Michael Wang at cell (248) 701-5351. If no response or contact is made within 15 minutes, proceed with repairs as necessary.
22-002-15 REV. A	2018-09-24. Service bulletin. Service Tire Pressure System Message This bulletin involves replacing all of the Tire Pressure Module (TPM) sensors. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): NOTE: The cluster will always display the low tire indicator if the tire pressure is under specification, or if there is a DTC set in the TPM system. If a DTC is set, the indicator will flash for 75 seconds, and then stay on solid when the vehicle is started. ? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure. ? C1501-31 Tire Pressure Sensor 1 - No Signal. ? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure. ? C1502-31 Tire Pressure Sensor 2 - No Signal. ? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure. ? C1503-31 Tire Pressure Sensor 3 - No Signal. ? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure. ? C1504-31 Tire Pressure Sensor 4 - No Signal.