Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Tvip ecu communication circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check tvip ecu
- Check that the operation of the tvip function is normal.
Hint
: with this inspection, the tvip ecu cpu can be diagnosed if it works normally or not.


2 Check wire harness (tvip ecu integration relay)

- Disconnect the tvip ecu and integration relay connectors.
- check the continuity between the terminal of the tvip ecu connector and integration relay connectors, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Hood
Release the lock from the inside of the vehicle to open the hood.
1 Pull the hood lock release lever.
The hood will pop up slightly.
2 Pull up the auxiliary catch lever and lift the hood.
3 Hold the hood open by inserting the support rod into the slot.
CAUTION
■Pre-driving check
C ...
Rear axle lh hub bolt
Replacement
Hint: components:
1. Remove rear wheel
2. Remove rear brake drum sub–assy
3. Remove rear axle lh hub bolt
Using sst and a hammer handle or an equivalent, remove
the lh hub bolt.
Sst 09628–10011
4. Install rear axle lh hub bolt
Install a washer and nut to a ...
Inspection procedure
1 Input signal check
See input signal check on page 05–745.
check the indicator light operation when each of the set/
coast, resume/accel and cancel is turned on.
Ok:
set/coast, resume/accel switch:
the signals shown in the table on the left should be
output when each switch is ...


