TWICE (Theft Warning Integrated Central Electronics)

B1605

Internal Fault

Fault symptoms
Malfunction or no function.

Conditions
Internal fault in the control module.

Check wiring harness.
Jiggle the wiring harness at several points and in different directions to reveal intermittent breaks and short-circuits in the leads. Observe the multimeter, test lamp or diagnostic instrument during the test.






Diagnostic procedure

1. Internal control module fault
- Replace: TWICE control module.