LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1993 >> Corvette Base, 2D Convertible, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Central Control Module & Data Link Communication System >> Self-Diagnostic System >> CCM Functions >> Cycling CCM Outputs
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Cycling CCM Outputs

  1. Cycling CCM outputs on and off is used to determine if circuits and components are properly operating.
  2. To enter cycling CCM outputs function, press TRIP/ODO (next test) button on DIC until "1.4" displays on trip monitor. Press ENG/MET (next value) button until identifying number for component to be cycled is displayed in the first 2 digits of odometer. See CCM OUTPUT IDENTIFICATION NUMBER  table. Press FUEL INFO (previous value) button to go backward in the list.
  3. Output status cycling is displayed in the last digit of odometer. Output status will display as "1" (on) or "0" (off). Output will cycle between on and off every 3 seconds.
CCM OUTPUT IDENTIFICATION NUMBER

Output ID No. Output
01 Change Oil Indicator
02 (1) Check Gauges Indicator
03 Fasten Seat Belt Indicator
04 Security Light Indicator
05 High Beam Indicator
06 Chime No. 1
07 Chime No. 2
08 LCD Blanking Control
09 Rear Defogger Relay
10 Courtesy Light Relay
11 Low Oil Indicator
12 (2) Start Enable Relay
13 Delayed Accessory Bus Relay
14 Horn Relay
(1) Engine must be running for indicator to cycle. Indicator will illuminate without engine running because gauges this indicator monitors will be out of correct range.
(2) Start Enable relay output will only be cycled if proper PASS-Key(R) is in ignition, or if PASS-Key(R) is unprogrammed.