The OBD code P1697 for Dodge indicates a fault with the Powertrain Control Module (PCM).
Symptoms include the Engine Light being ON.
This code is usually caused by a faulty PCM, open or shorted PCM harness, or poor electrical connection.
It is a serious issue that requires immediate attention.
To fix it, inspect the PCM wiring harness and connectors for any damage or corrosion.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
Symptoms of the Dodge p1697 OBD Code
The vehicle may experience issues with the PCM/ECM power relay control circuit.
- Symptoms: Engine Light ON.
- Transmission may not shift properly.
- Vehicle may go into limp mode.
- Transmission may stay in one gear.
- Engine may rev higher than usual.
Causes of the Dodge p1697 OBD Code
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Dodge fault code P1697 typically indicates a fault in the PCM/ECM power relay control circuit.
- P1697 can be caused by a faulty Powertrain Control Module (PCM).
- A Powertrain Control Module (PCM) harness that is open or shorted.
- A Powertrain Control Module (PCM) circuit with poor electrical connection.
Fixing Dodge Error Code p1697 Step By Step
Address the issue by inspecting the transmission control module power supply circuit for Dodge code P1697.
- To fix the Dodge OBDII code p1697, start by reviewing the possible causes mentioned above.
- Visually examine the wiring harness and connectors related to the transmission control module (TCM).
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no issues are found with the wiring and connectors, consider reprogramming or replacing the TCM as necessary.
Cost Of Fixing Dodge p1697 Fault Code
Diagnosing and repairing Dodge fault code P1697 may involve checking the transmission control module and wiring.
The cost to diagnose and fix the Dodge OBD code P1697 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150. The final cost may vary based on shop rates and the complexity of the repair.
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Details of the Dodge p1697 OBD Code
Dodge fault code P1697 relates to the PCM fault in the transmission control module.
Dodge OBD code P1697 means PCM Fault No CCD/J1850 Messages Received From TCM.
This code is triggered when the Powertrain Control Module (PCM) does not receive any messages from the Transmission Control Module (TCM) over the Chrysler Collision Detection (CCD) bus or the SAE J1850 bus.
In simpler terms, this code indicates a communication problem between the PCM and the TCM in the vehicle.
The PCM is not receiving the necessary data or signals from the TCM, which can affect the proper operation of the transmission and other related systems.
Mechanic’s Tech Notes
For Dodge code P1697, check for a fault in the PCM’s communication with the TCM.
To diagnose OBDII code P1697 in a Dodge, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) network with a scan tool.
If the TCM does not respond, reprogramming or reflashing may be necessary.
Visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection will help identify and address any issues causing the P1697 fault code.
FAQ
OBD code P1697 in a Dodge means a fault with the Powertrain Control Module (PCM). Check PCM, harness, and connections for issues causing the Engine Light to illuminate.
Common symptoms of OBD code P1697 in a Dodge vehicle include Engine Light ON. Causes may be a faulty PCM or wiring issues. Inspect and repair wiring connections for a fix.
Diagnose and fix OBD code P1697 in your Dodge by checking PCM, harness, and connections for faults. Look for damaged components or corroded pins.

Wrap Up
If your Dodge is displaying OBD code P1697 along with transmission shifting issues, it may indicate a fault in the Transmission Control Module (TCM) or a communication problem between the TCM and the Engine Control Module (ECM).
This could be caused by damaged wiring harnesses, loose connectors, or a malfunctioning TCM.
To address Dodge OBD code P1697, start by inspecting the wiring harness and connectors between the TCM and ECM for any signs of damage or corrosion.
Ensure all connections are secure and free of debris.
If no issues are found, consider testing the
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