P0610: Control Module Vehicle Options Error (Meaning, Causes, Fixes)

What P0610 means

The powertrain control module (PCM) is programmed with the equipment your particular vehicle has, such as its engine, transmission and other options. OBD-Codes.com explains that each time the ignition is turned on, the PCM runs self-tests and uses the controller area network (CAN) to compare signals between modules. If the PCM fails to recognize the vehicle's equipment options, or if certain option settings don't match the VIN, it stores P0610 and may turn on the check engine light, sometimes only after several failed cycles. RepairPal describes it more generally: the PCM regularly runs a self-diagnosis in which it performs normal mathematical calculations, and if the results aren't as expected it sets P0610. The code is generic to OBD-II vehicles (1996 and newer); OBD-Codes.com names Jeep, Mazda, Ford and Dodge among the makes that use it, and search interest also shows people looking it up for Chrysler models such as the Chrysler 200, so check technical service bulletins (TSBs) for your vehicle.

Severity: can I keep driving?

Stop and fix promptly

Get it checked right away. RepairPal rates P0610 'Urgent', meaning immediate action is needed because it can cause severe damage or put people at risk, and lists 'engine may not start' and 'engine may stall' as symptoms. OBD-Codes.com says internal control module codes must always be taken seriously and that P0610 can cause drivability problems up to a no-start. If the engine stalls or the transmission shifts erratically, don't keep driving it; have it towed.

Common symptoms

• Engine won't start (both sources)
• Engine stalls (RepairPal)
• Decreased engine performance or drivability problems (both sources)
• Erratic automatic transmission shifting (OBD-Codes.com)
• Lower fuel economy (OBD-Codes.com)
• Check engine light, often with other stored codes (OBD-Codes.com)

Likely causes

Roughly most to least common, based on the sources below. Your vehicle may differ.

1. A failed PCM (both sources)
2. A PCM programming error, such as option settings that don't match the vehicle (OBD-Codes.com)
3. Open or shorted wiring or connectors in the CAN harness, or other wiring problems (both sources)
4. A failed power supply to the PCM (OBD-Codes.com)
5. A poor control module ground (OBD-Codes.com)

Diagnostic steps you can do

1. Read all stored codes and freeze frame data and write them down. OBD-Codes.com says any ECM/PCM power supply codes need to be repaired before you diagnose P0610.
2. Think about recent work: if the PCM was just replaced, reflashed or swapped from another vehicle, its option setup may not match your vehicle, which points toward programming.
3. Check the fuses and relays that feed the PCM. OBD-Codes.com says to test fuses with the circuit loaded.
4. Inspect the PCM wiring and harnesses, and check the chassis and engine ground connections for corrosion or looseness.
5. Look the PCM over for signs of water, heat or collision damage. OBD-Codes.com says a controller damaged by water should be considered defective.
6. Clear the code and test drive. If it doesn't come back, it may be intermittent, which OBD-Codes.com says makes it harder to diagnose.
7. Look up TSBs for your year, make, model and engine that mention P0610.

Typical fixes

• Repair a blown fuse, failed relay or bad power supply to the PCM
• Clean and repair poor module grounds
• Repair damaged CAN or PCM wiring and connectors
• Reprogram the PCM with the correct vehicle options if a programming error is found
• Replace and program the PCM if it has failed

Repair costs vary widely by vehicle, region, parts brand and shop, so we don't quote prices. Get a written estimate after diagnosis.

Related codes

• P0611 Fuel Injector Control Module Performance
• P0613 TCM Processor
• P0614 ECM/TCM Incompatible
• P0615 Starter Relay Circuit
• P0616 Starter Relay Circuit Low

Also listed in this guide:

All Computer & output circuit codes (P06xx) →

FAQs

Sources

1. OBD-Codes.com: P0610 Control Module Vehicle Options Error
2. RepairPal: P0610 Control Module Vehicle Options Error (rated Urgent)