Checking Cables
Checking Cables
Check the ECC control module and sun sensor connectors for contact resistance and oxidation according to Checking wiring and terminals - Permanent faults. Checking Wiring and Terminals
Check ground lead between ECC control module #B10 and sun sensor terminal 4 for an open-circuit according to Checking wiring and terminals - Permanent faults Checking Wiring and Terminals
Check signal cable between ECC control module #B9 and sun sensor terminal 2 for an open circuit according to Checking wiring and terminals - Permanent faults a short-circuit to ground according to Checking wiring and terminals - Permanent faults and a short-circuit to supply voltage according to Checking wiring and terminals - Permanent faults Checking Wiring and Terminals
If cables are OK, try a new sun sensor.
Remedy as necessary
Other information:
- To connect the breakout box, refer to Connecting the Break-Out Box Connecting the Break-Out Box
After performing this procedure, Verification