Section 27 (Engine Controls - Basic Testing - Non-Turbo): Summary

WARNING: This page is about a different car, the 1997 Volvo 850. However, it is still accessible from the selected car via links, so may be relevant.

If no faults were found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to appropriate TESTS W/CODES article:

For 850 Non-TLEV (A/T), see TESTS W/CODES - MOTRONIC 4.3 - NON-TURBO .
For 850 (M/T), 850 TLEV (M/T & A/T) and 850 R, see TESTS W/CODES - MOTRONIC 4.4 - NON-TURBO .

If no hard codes are found in self-diagnostics, proceed to TESTS W/O CODES article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.