Engine Control System

TROUBLE CODE DESCRIPTIONS








Trouble Code Reference Index:
Code 11 See Chart No. 1.
Code 12 See Ignition System.
Code 13 No procedure given in OEM service manual.
Code 14 See Chart No. 10.
Code 21 See VH/Check Connector Test.
Code 22 See Chart No. 10.
Code 24 See Chart No. 9.
Code 25 No procedure given in OEM service manual.
Code 26 No procedure given in OEM service manual.
Code 27 See VH/Check Connector Test.
Code 31 See Chart No. 8.
Code 32 See Chart No. 8.
Code 41 See Chart No. 3.
Code 42 No procedure given in OEM service manual.
Code 43 See Chart No. 5.
Code 51 No procedure given in OEM service manual.
Code 71 See THG/EGR Test.

NOTE: for information regarding diagnostic procedures please refer to Non-Trouble Code Diagnostic Procedures.

Component Tests and General Diagnostics