(71) RAM Read/Write

Test 118:

Symptom
RAM Read/Write

When Monitored:
Ignition on.

Set Condition:
1. Inability to set and subsequently recognize as being set any bit in the RAM.
2. Inability to clear and subsequently recognize as being cleared any bit in the RAM.

Possible Causes
- DIAGNOSTIC TROUBLE CODES 71, 72, 73 NOT PRESENT