Symptom Chart

Symptom Troubleshooting Chart Part 1:

Symptom Troubleshooting Chart Part 2:

CAUTION: Before removing and installing the GEM or its connectors, disconnect the battery. Failure to follow this caution will result in GEM storing many erroneous DTCs and it may exhibit erratic operation after installation.

NOTE:
- If Continuous DTCs are recorded and the symptom is not present when performing the test procedures, and intermittent concern may be the cause. Always check for loose connections and corroded terminals.
- Complete the entire test procedures related to the symptom before replacing the GEM.