Ignition Timing Inspection: Inspection
- HDS DLC - Connect
- DTC - Check
- Engine - Warm Up
1. Start the engine. Hold the engine speed at 3, 000 rpm with no load (in P or N) until the radiator fan comes on, then let it idle. - Idle Speed - Check
- SCS - Short
1. Turn the vehicle to the OFF (LOCK) mode. 2. Jump the SCS line with the HDS.
- Engine Cover - Remove
- Ignition Timing - Inspect
1. Start the engine. 2. Connect the timing light to the service loop (white tape).
3. Aim the light toward the pointer (A) on the timing belt lower cover. Check the ignition timing under a no load condition (headlights, blower fan, rear window defogger, and air conditioner are turned off). NOTE: The other pointer (B) is not used.Ignition Timing
4. If the ignition timing differs from the specification, check the camshaft timing . If the camshaft timing is OK, update the PCM if it does not have the latest software, or substitute a known-good PCM , then recheck. If the system works properly, and the PCM was substituted, replace the original PCM .
5. Disconnect the HDS and the timing light.
5+/-2° BTDC (RED mark (C)) at idle in P or N - All Removed Parts - Install
1. Install the parts in the reverse order of removal.