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We are privately owned, with access to a professional Diesel Mechanic, who can provide additional support for Dodge Ram Cummins Diesel vehicles. Many detailed information is FREE and available to read. However, in order to interact directly with our Diesel Mechanic, Michael, by phone, via zoom, or as the web-based option, Subscription Plans are offered that will enable these and other features.  Go to the Subscription Page and Select a desired plan. At any time you wish to cancel the Subscription, click Subscription Page, select the 'Cancel' button, and it will be canceled. For your convenience, all subscriptions are on auto-renewal.

OBDII Error Codes

Everything pertaining to OBDII diagnostics and error code reading and troubleshooting.

1 Cummins article in this category

  1. Mopar1973Man ·
    Error Codes (Flash Codes) Reading Diagnostic Trouble Codes When the check engine light comes on and stays on (after start-up), this indicates that a code (or codes) has been stored in memory. To retrieve this information for purpose of troubleshooting, cycle the ignition switch ON-OFF-ON-OFF-ON within five seconds. The check engine lamp will then flash the DTC(s). Each code, if there is more than one, will be preceded by a 4 second pause,
    Mopar1973Man
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